the location at which two lines, line segments, or rays intersect

Answers

Answer 1

Answer:

vertex

Step-by-step explanation:

took the assignment a bit ago


Related Questions

Hello! I need some help with this homework question, please? The question is posted in the image below. Q9

Hello! I need some help with this homework question, please? The question is posted in the image below.

Answers

The expression is given as,

\(2x^2\text{ < }3x\text{ + 2 }\)

Simplifying the given expression ,

\(\begin{gathered} 2x^2-3x-2\text{ < 0} \\ (2x+1)(x-2)\text{ < }0 \\ (2x+1)\text{ < 0 or ( x - 2 ) < 0} \\ x\text{ > }\frac{-1}{2}\text{ or x < 2} \end{gathered}\)

Thus the solution set is

\(\frac{-1}{2}\text{ < x < 2}\)

A student is attempting to convert a slope-intercept equation into standard form. Which of the following statements best applies to the sample math given below? Given y=1/4x+2 I first isolate the constant. After doing so, I get the equation -1/4x+y=2 To remove the fraction, I multiply by –4, giving the equation x-4y=2 which is the final answer. A. the work shown to isolate the constant is not correct B. the work shown to remove all fractions is not correct C. the final answer is not in standard form D. the work shown is correct

Answers

The statement that applies to the sample math is:

B. the work shown to remove all fractions is not correct

How to change the subject of the formula?

The given steps are:

y = ¹/₄x + 2

- I first isolate the constant.

- After doing so, I get the equation: -¹/₄x + y = 2

- To remove the fraction, I multiply by –4, giving the equation x - 4y=2, which is the final answer.

The correct steps are as follows:

y = ¹/₄x + 2

First isolate the constant to get: y - ¹/₄x = 2

To remove the fraction, Multiply the obtained equation by –4

So, Equation : x - 4y = -8

On comparing both the work we can see that in the given work the removal of fraction is done incorrectly

They didn't multiply -4 on the right hand side .

Thus, option B applies.

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SHOW YOUR WORK PLEASEEE

Miguel is buying snacks. He buys 2 bags of chips for $3.59 each and a package of cookies for $4.98.
Part A What is the total amount of money Miguel spent on snacks?
Part B Miguel gives the cashier a $20.00 bill. How much change will he receive?

Answers

Answer:

Part A $12.16  Part B, $7.84

Step-by-step explanation: First we will mutliply $4.98 x 2 which equals  $7.18 spent on chips! We will add $4.98 dollars to this to get $12.16 spent on snacks in general! Then subtract $12.16 from $20.00 to get $7.84 to get the amount he will receive in change!! Please Give brainliest Thanks :D

Answer: Part A : . Miguel spend $12.16 on snacks    Part B: Miguel received a change of $7.84.

Step-by-step explanation:

2 bags of chips cost $3.59 each which means that 2 times 3.59 will give the total amount that Miguel spent on chips. Plus the cost of cookies which is $4.98 will give the total cost.

Cost of chips:  2(3.59) = 7.18    This means Miguel spend $7.18 on chips.

Cost of cookies :  $4.98

7.18 + 4.98 = 12.16

Part A : . Miguel spend $12.16 on snacks

Part B:  Miguel is paying $12.16 so if he gives $20 to the cashier then  20 minus  12.16 will give the change.

20 - 12.16 = 7.84  

   Miguel received a change of $7.84

I need help and the answer for this practice question please help

I need help and the answer for this practice question please help

Answers

Answer:

The answer is ∆XWY. The reason being both sides are congruent.

4. Ethan and Caden share a reward of $50 in a ratio of 3:2. How much does Ethan get?

Answers

Ethan gets $30.
3:2 = 30:20

Object A is moving at 30 ft per sec. Object B is moving at 20 mph.​

Answers

Answer:

what we have to find or to prove.

What sequence of transformation when applied to angle ABC shows that angle ABC is similar to ’ A’B’C’ ? dilation respect to the origin by at scale faction of 1/2 followed by translation of 2 unit fight translation of 2followed by a dilation with respect to the origin by scale factor 1/2. dilation with respect to the oxygen buns scale factor of 2 followed a translation of 2 units left. translation 2n units left following by a dilation with respect to the origin by scale factor

Answers

The sequence of transformations is therefore a dilation with respect to the origin by a scale factor of 1/2, followed by a translation of 2 units to the right, followed by a dilation with respect to the origin by a scale factor of 2, followed by a translation of 2 units to the left.

For two angles to be similar, they must have the same shape but may differ in size. To transform angle ABC to A'B'C' in a sequence of transformation that preserves its shape and orientation, we can use a dilation and a translation, as follows:

1. Dilate angle ABC with respect to the origin by a scale factor of 1/2. This reduces the size of the angle while maintaining its shape and orientation.

2. Translate the angle 2 units to the right. This moves the origin of the angle to a new location while maintaining its orientation and shape.

3. Dilate angle A'B'C' with respect to the origin by a scale factor of 2. This increases the size of the angle while maintaining its shape and orientation.

4. Translate the angle 2 units to the left. This moves the origin of the angle to a new location while maintaining its orientation and shape.

It is important to note that all of these transformations preserve the shape and orientation of the angle, while changing its size and position.

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If a die is rolled one time, find the probability of getting a six.
P(6) = ?

Answers

Answer:   \(\;\;\frac{1}{6} , \;\; 0.16667,\;\; \text{or about}\;\;17\%\)

Step-by-step explanation:

   A regular dice has 6 sides, and only one of those sides side has a six.

        We write probability as;

   \(\displaystyle \frac{\text{wanted outcomes}}{\text{possible outcomes}} = \frac{\text{number of times six is on the dice}}{\text{number of numberss on the dice}} =\frac{1}{6}\)

Hi, there!

 _______

\(\boxed{\boxed{\sf{Probability=\dfrac{Favorable \ Outcomes}{Total \ Outcomes}}}}\)

Here,

» Favourable Outcome(s) -> getting a 6 on a die (1 outcome),  because only one side of a die has a six on it

» Total Outcomes -> 6 (you can only get 1, 2, 3, 4, 5, 6 if you roll one die)

So,

\(\sf{Probability_{(6)}=\dfrac{1}{6}}\)

Hope the answer - and explanation - made sense to you,

happy studying!!

                                                                                                        \(\tiny\textit{frozen \ melody}\)

Use the distributive property to write an equivalent expression. 4(x+2)

Answers

Answer:

4x+8

Step-by-step explanation:

4*x = 4x

4*2 = 8

4x+8

The equivalent expression using the distributive property is 4x + 8.

How to determine the distributive property to write an equivalent expression.

To use the distributive property to write an equivalent expression for 4(x + 2), we need to multiply each term inside the parentheses by the factor outside.

Using the distributive property, we multiply 4 by both x and 2:

4(x + 2) = 4 * x + 4 * 2

Simplifying further:

4(x + 2) = 4x + 8

Therefore, the equivalent expression using the distributive property is 4x + 8.

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6.
Write the equation of a line through points (5, 5) and (1, 0) in point-slope form.

Answers

Answer: \(y=\frac{5}{4} x-\frac{5}{4}\)

If you buy 10 pounds of lettuce for $70, what is the rate which one pound of lettuce costs?

Answers

Answer:

$7/lb

Step-by-step explanation:

$70 / 10 lb = $7/lb

Answer:

$7 per pound of letuce

Step-by-step explanation:

We know

10 pounds = $70

1 pounds = ?

We cross multiply and get:

$7 per pound of letuce

So, the answer is $7 per pound of letuce

the shortest side of a right triangle measures 7m. The lengths of the other two sides are Consecutive integers. What is the length of the other two sides?

Answers

The lengths of the other two sides of the right triangle are 24m and 25m, respectively.

Let's assume the consecutive integers representing the lengths of the other two sides of the right triangle are x and x + 1, where x is the smaller integer. We are given that the shortest side measures 7m. Now, we can use the Pythagorean theorem to solve for the lengths of the other two sides.

According to the Pythagorean theorem, in a right triangle, the square of the length of the hypotenuse (the longest side) is equal to the sum of the squares of the lengths of the other two sides.

Using this theorem, we have the equation:

\(7^2 + x^2 = (x + 1)^2\)

Expanding and simplifying this equation, we get:

\(49 + x^2 = x^2 + 2x + 1\)

Now, we can cancel out \(x^2\) from both sides of the equation:

49 = 2x + 1

Next, we can isolate 2x:

2x = 49 - 1

2x = 48

Dividing both sides by 2, we find:

x = 24

Therefore, the smaller integer representing the length of one side is 24, and the consecutive integer representing the length of the other side is 24 + 1 = 25.

Hence, the lengths of the other two sides of the right triangle are 24m and 25m, respectively.

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Randomly selecting 20 cards out of 52 card deck, the probability of each outcome will be basically the same whether it is done with or without replacement 1
TRUE OR FALSE?

Answers

Answer:

False

Step-by-step explanation:

If the card is removed after it is picked, the number of cards in the deck decreases. For example, if you pick the first card remove it. The cards available decreases to 51, so the probability becomes 1/51 for the next draw. This is dependant probability.

Work out the length of x. Give your answer rounded to 3 significant figures. 13.3 mm 5.5 mm The diagram is not drawn accurately. X = 0 mm x​

Answers

Step-by-step explanation:

Based on the information given, we have a diagram with two sides labeled as 13.3 mm and 5.5 mm, and another side labeled as X mm.

To find the length of X, we can use the fact that the sum of the lengths of the sides of a triangle is equal to the perimeter.

Perimeter = 13.3 mm + 5.5 mm + X mm

The perimeter is the total distance around the triangle. Since we have three sides, the perimeter is the sum of the lengths of those sides.

To find X, we can subtract the sum of the known sides from the perimeter:

X mm = Perimeter - (13.3 mm + 5.5 mm)

Since the value of X is not given, we cannot calculate it without the perimeter value. If you provide the perimeter value, I can help you find the length of X.

11. Name a pair of complementary angles in this figure.

angles DEF and DEH
angles DEH and HEJ
angles DEH and DEK
angles DEH and DEJ​

11. Name a pair of complementary angles in this figure. angles DEF and DEH angles DEH and HEJ angles

Answers

Answer:

DEH & DEJ

Step-by-step explanation:

It a acute and angle so it equal complementary

538 = ? hundred + ? tens + ? ones


What is the answer?
(I am doing this cause my friend won't stop saying that 8 is in the tens

Answers

Answer:

500 (or 5) is in the hundreds place, 30 (or 3) is in the tens place, and 8 is in the ones place.

Step-by-step explanation:

500 is five-hundred, 30 is a ten (10, 20, 30, 40...), and 8 is a one because it is a single digit number and no other numbers come before it, unless it is a decimal.

Write the probability of getting 2 heads when flipping a coin 2 times. (Write as a reduced fraction)

Write the probability of getting 2 heads when flipping a coin 2 times. (Write as a reduced fraction)

Answers

we have that

The probability of getting 1 head when flipping a coin one time is

P=1/2

so

the probability of getting 2 heads when flipping a coin 2 times is

P=(1/2)*(1/2)=1/4

therefore

the answer is

P=1/4

need help i dont understand

need help i dont understand

Answers

Answer:

Step-by-step explanation:

it would be "c" because the question asks for the number that makes the inequality true

4x≤ x+3

the graph in c is saying that every number that is 1 or less than 1 makes the inequality true. so lets take -7 as an example

4 x -7=-28

-28+3=-25

-25 is greater than -28 so the inequality is true. the reason why graph d doesnt work is because if we plug in 2 into the equation, then 4x =8 and x+3=5

5 is not greater than 8 so it doesnt work

ANSWER FAST
NO LINKS
q>d, if d=3

Answers

Answer:

q = 4 or above

Step-by-step explanation:

"4 or above" means 4, 5, 6, 7.... so on.  ">" means greater than, meaning any number that is on the bigger side of the symbol is greater/more than the number on the other side. Example:

q > d

4 > 3

5 > 3

Does anyone know how to do this?

Does anyone know how to do this?

Answers

Answer:

∠ GFC = 67°

Step-by-step explanation:

The sum of the 3 angles in Δ BCF = 180° , then

∠ FCB + 73° + 40° = 180°

∠ FCB + 113° = 180° ( subtract 113° from both sides )

∠ FCB = 67°

∠ GFC and ∠ FCB are alternate angles and are congruent , so

∠ GFC = 67°

Ok done. Thank to me :>
Does anyone know how to do this?

Country Day's scholarship fund receives a gift of $ 170000. The money is invested in stocks, bonds, and CDs. CDs pay 5.25 % interest, bonds pay 5 % interest, and stocks pay 11.5 % interest. Country day invests $ 10000 more in bonds than in CDs. If the annual income from the investments is $ 12525 , how much was invested in each vehicle?

Answers

"Country Day's scholarship fund receives a gift of $ 170000. The money is invested in stocks, bonds....'' the amount invested in the vehicle are CDs, Bonds, and Stocks

x=1047.38154613

z=70000

y=64501.24688279

What is ?

Generally, the equation for statement is mathematically given as

x + x + 100000 + y = 170000

5.25x + y = 70000....1

Using I=Prt; t=1; I=Pr

5.25x+5(x+100000 )+11.5y=12525 (100)

Therefore

5.25x+5x+500000+11.5y=1252500

10.25x+11.5y=1252500-500000

10.25x+11.5y=752500...2

x=1047.38154613

y=64501.24688279

In conclusion, the CDs, Bonds, and Stocks are;

x=1047.38154613

z=70000

y=64501.24688279

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Pre calculus
Help me

Pre calculus Help me

Answers

Answer:

\(\displaystyle \frac{75}{2}\) or \(37.5\)

Step-by-step explanation:

We can answer this problem geometrically:

\(\displaystyle \int^6_{-4}f(x)\,dx=\int^1_{-4}f(x)\,dx+\int^3_1f(x)\,dx+\int^6_3f(x)\,dx\\\\\int^6_{-4}f(x)\,dx=(5*5)+\frac{1}{2}(2*5)+\frac{1}{2}(3*5)\\\\\int^6_{-4}f(x)\,dx=25+5+7.5\\\\\int^6_{-4}f(x)\,dx=37.5=\frac{75}{2}\)

Notice that we found the area of the rectangular region between -4 and 1, and then the two triangular areas from 1 to 3 and 3 to 6. We then found the sum of these areas to get the total area under the curve of f(x) from -4 to 6.

Answer:

\(\dfrac{75}{2}\)

Step-by-step explanation:

The value of a definite integral represents the area between the x-axis and the graph of the function you’re integrating between two limits.

\(\boxed{\begin{minipage}{8.5 cm}\underline{De\:\!finite integration}\\\\$\displaystyle \int^b_a f(x)\:\:\text{d}x$\\\\\\where $a$ is the lower limit and $b$ is the upper limit.\\\end{minipage}}\)

The given definite integral is:

\(\displaystyle \int^6_{-4} f(x)\; \;\text{d}x\)

This means we need to find the area between the x-axis and the function between the limits x = -4 and x = 6.

Notice that the function touches the x-axis at x = 3.

Therefore, we can separate the integral into two areas and add them together:

\(\displaystyle \int^6_{-4} f(x)\; \;\text{d}x=\int^3_{-4} f(x)\; \;\text{d}x+\int^6_{3} f(x)\; \;\text{d}x\)

The area between the x-axis and the function between the limits x = -4 and x = 3 is a trapezoid with bases of 5 and 7 units, and a height of 5 units.

The area between the x-axis and the function between the limits x = 3 and x = 6 is a triangle with base of 3 units and height of 5 units.

Using the formulas for the area of a trapezoid and the area of a triangle, the definite integral can be calculated as follows:

\(\begin{aligned}\displaystyle \int^6_{-4} f(x)\; \;\text{d}x & =\int^3_{-4} f(x)\; \;\text{d}x+\int^6_{3} f(x)\; \;\text{d}x\\\\& =\dfrac{1}{2}(5+7)(5)+\dfrac{1}{2}(3)(5)\\\\& =30+\dfrac{15}{2}\\\\& =\dfrac{75}{2}\end{aligned}\)

Pre calculus Help me

● Blondies are squares with 3 inch sides. ● Brownies are squares with 6 inch sides. ● The tray that displays the blondies and brownies has an area of 648 square inches and is completely full. If she has 4 rows of blondies and 4 rows of brownies, what fraction of the area of the tray, in square inches, is blondies? Show your work.

Answers

The fraction of the area of the tray occupied by the blondies is 1/9.

To find the fraction of the area of the tray occupied by blondies, we need to determine the area occupied by the blondies and compare it to the total area of the tray.

Let's calculate the area of each individual blondie:

The blondies are squares with 3-inch sides, so the area of each blondie is 3 inches × 3 inches = 9 square inches.

Now, let's calculate the area occupied by the blondies in each row:

Since there are 4 rows of blondies and each row contains 4 blondies, the total number of blondies is 4 rows × 4 blondies per row = 16 blondies.

So, the total area occupied by the blondies is 16 blondies × 9 square inches per blondie = 144 square inches.

Next, let's determine the area occupied by the brownies:

The brownies are squares with 6-inch sides, so the area of each brownie is 6 inches × 6 inches = 36 square inches.

Since there are also 4 rows of brownies and each row contains 4 brownies, the total number of brownies is 4 rows × 4 brownies per row = 16 brownies.

Therefore, the total area occupied by the brownies is 16 brownies × 36 square inches per brownie = 576 square inches.

Now, let's calculate the total area of the tray:

Given that the tray is completely full and has an area of 648 square inches, we can subtract the area occupied by the brownies from the total area to find the remaining area occupied by the blondies:

Total area of the tray - Area occupied by the brownies = Area occupied by the blondies

648 square inches - 576 square inches = 72 square inches.

So, the fraction of the area of the tray occupied by the blondies is:

Area occupied by the blondies / Total area of the tray = 72 square inches / 648 square inches.

To simplify this fraction, we can divide both the numerator and denominator by their greatest common divisor, which is 72 in this case:

72 square inches / 648 square inches = 1/9.

Therefore, the blondies' percentage of the tray's surface area is 1/9.

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three sides of triangle is x cm y cm z cm its perimeter and semi perimeter​

Answers

Answer:

Step-by-step explanation:

Perimeter:  

     \(P=(x+y+z) \ cm\)

Semi-perimeter:

     \(SP=\frac{1}{2} (x+y+z) \ cm\)

For the quadratic equation x squared minus 7 x plus 5 equals 0, find the value of the discriminant to determine if the equation has a real or non-real solution.

Answers

The equation has real and distinct solution.

What is quadratic equation?

An equation containing variables with its highest power as two is called quadratic equation.

Given, the quadratic equation is , \(x^{2} -7x+5=0\)

For the quadratic equation above, the roots are given by,

\(x= \frac{-b\pm\sqrt{b^2-4ac}} {2a}\)

Where a is the coefficient of \(x^{2}\),b is the coefficient of x and c is the constant term.

To find the nature of roots, we have to equate discriminant value to zero.

i.e., \(\sqrt{b^2-4ac}\) = 0

if \(\sqrt{b^2-4ac}\) =0, the roots are real and equal.

If \(\sqrt{b^2-4ac}\) > 0, the toots are real and distinct.

If \(\sqrt{b^2-4ac}\) <0, the roots are imaginary.

For this equation a=1, b=-7, c=5

\(\sqrt{b^2-4ac} = \sqrt{49-4(1)(5)}\)= \(\sqrt{29}\)

Here \(\sqrt{b^2-4ac}\) = \(\sqrt{29}\) > 0

Therefore, the equation has real and distinct solution.

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fv=100000, pmt=4000, i/y=5%, n=10, what is pv?

Answers

The Present value is $6,139.132.

We have,

FV=100000, pmt = 4000, I =5%, n=10

So, The present value formula is

PV=FV / (1 + \(i)^n\)

So, PV =  100, 000 / (1+ 5/100\()^{10\\\)

PV = 100,000 / (1+ 0.05\()^{10\\\)

PV = 100, 000/ (1.05\()^{10\\\)

PV = 100,000 / 1.6288946

PV= $6,139.132

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In the diagram, which two points are shown to be collinear?

Answers

Can u post the picture so we can help?

Answer:

ysysysuajan. ?bzjsjsnanannshzbzvsvs

Step-by-step explanation:

sgvsbsbahajananba

Write an equation for a line parallel to y =
3x + 2 and passing through the point (2,-10)
y =

Answers

Answer:

i think its 4x

Step-by-step explanation:

hope it helps

QUICK I’LL MARK YOU BRAINLIEST!!

5-142. Use the similar figures at right to answer the questions.

1. What is the scale factor?______

2. Find the lengths of the missing sides on the similar shapes below.

X=______ Y=_______ Z=_____

QUICK ILL MARK YOU BRAINLIEST!! 5-142. Use the similar figures at right to answer the questions. 1. What

Answers

Answer:

Z = 22.5, Y = 81, X = 26.7

Step-by-step explanation:

Using the lengths you do know compare them to the copy, the only two lengths available that are for the same side length are 33 and 22, divide them together and you get 1.5. Thats the scale factor. Everything else you can figure out by multiplying or dividing by this scale factor.

\(Z = (15)(1.5) = 22.5\\Y = (54)(1.5) = 81\\X = (40)/(1.5) = 26.7\)

Enter the number that belongs in the green box 7 4 8

Enter the number that belongs in the green box 7 4 8

Answers

Answer:

  61.03°

Step-by-step explanation:

You want the angle opposite the side of length 7 in the triangle with other sides of lengths 4 and 8.

Law of Cosines

The law of cosines relates the angles of a triangle to the side lengths. For triangle ABC with opposite sides a, b, c, the relation is ...

  c² = a² +b² -2ab·cos(C)

Application

Solving for angle C, we have ...

  cos(C) = (a² +b² -c²)/(2ab)

  C = arccos((a² +b² -c²)/(2ab))

In this triangle, that means ...

  C = arccos((4² +8² -7²)/(2·4·8)) = arccos(31/64)

  C ≈ 61.03°

The angle of interest is about 61.03°.

__

Additional comment

We get the same result from a triangle solver. See the second attachment. (The angle we want is angle B in that attachment.)

<95141404393>

Enter the number that belongs in the green box 7 4 8
Enter the number that belongs in the green box 7 4 8
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Many definitions of od propose a consistent theme that an outcome of od activities is:_______ please help me what is the answer? Type correct answer in the box Spell all words correctly which type of economy lacks efficiency?A (blank) economy lacks efficiency because it depends on centralized dession-making. HURRYYYY Which situation could be described by the expression d+1/2? A. Lela walked d miles yesterday, and mile today. B. Lela walked d miles yesterday, and miles fewer today. C. Lela walked mile yesterday, and d miles fewer today. D. Lela walked mile yesterday, and d times as far today. A firm produces washing machines at a cost of $200 per unit. The demand for washing machines comes from two types of customers, those that already have an old washing machine at home and are considering replacing it with a new one and those that don't have one at home. Suppose, initially, that there is no market for the old machines (i.e., their market price is 0). The demand for a new washing machine by those who do not have a machine at home is: P=2,000-0.5Q. The demand for a new washing machine by those who do have an old machine is given: P=1,100-Q. a. Assume that the firm can discriminate between the two types of consumers and charge different price per washing machine by offering a discount for the new machine for those who brings their old machines. What are the prices that the firm will charge in this case? what is the firm's profit in this case? b. How would your answers to part (a) above change if I told you that the firm can sell the old machines at a price of $300 unit? per c. Ignore part (b). Assume that the firm cannot discriminate between the two consumers since it does not have the option to check those who has old machines. How much will the firm agree to pay an outside company to check those who has old machines such that it will be able to charge different prices? I was born on saturday. got marries the 10,000 day of my life. what day of the week is it? Which is indicated for patients requiring ongoing tracheostomy management?Keep a spare tracheostomy at the bedside.Pressure Controlled Ventilation (PCV)A surgical tracheostomy has an incision below the stoma three identical lamps A,Band C are connected in series across 150V supply.What is the voltage across each lamp which TWO numbers round to 3 as the nearest whole number?A. 2.226B. 2.562C. 2.332D. 2.351E. 1.975F. 2.864, please what is the equation that passes through the given point and has the given slope (-2, -1); m= -3 On a field trip, there are 3 chaperones for every 20 students. There are 92 people on the trip. How many chaperones are there?How many children are there? THIS 1 QUESTION IS WORTH 30 POINTS please help me Ill mark YOU as brainliestWhich city became the economic, cultural, and scholarly center of the Muslim world during the Abbasid Empire? Multiple choice 1. Baghdad2. Mecca3. Madinah4. Damascus THE NUMERATOR OF A FRACTION IS GREATER THAN ITS DENOMINATOR BY 4. WHEN 5 IS ADDED TO BOTH THE NUMERATOR AND THE DENOMINATOR, THE FRACTION WILL BE EQUVALENT TO 5/4. FIND THE FRACTION. (STEP BY STEP PLZ) what are all the digests of pie after 3.141592653589793238462643383279? Liliana and Marcus are playing a word game. Liliana spells a word incorrectly and loses 18 points. Then Marcusspells a word correctly and has the opposite score. Which is the correct way to represent the opposite ofLiliana's score is equal to Marcus's score"?0 -18-18O-(-18) --18-(18) --18-(-18) - 18 Find the passes through (5,4) has the x-axis as a horizontal asymptote, and the line x=4 Should vaccinations be required for students to attend public school? Pls write in ur own words!! Match the inequality to the graph of its solution (graphs are in the picture attached).y -3x Which statement about Earths mantle is correct? (GIVING BRAINLIEST TO CORRECT ANSWER!)1.) The density of the mantle is greatest 300 km below the Earths surface 2.) The highest temperatures within the Earth occur in the mantle.3.) The greatest pressures within the Earth exist in the mantle.4.) The temperatures of the mantle 300 km below the Earths surface is very near its melting point. Mary is deciding whether to book the cheaper flight home college after her final exams, but she's unsure when her last exam will be. She thinks there is only a 20% chance that the exam will be scheduled after the last day she can get a seat on the cheaper flight. If it is and she has to cancel the flight, she will lose $150. If she can take the cheaper flight, she will save $100.a) If she books the cheaper flight, what can she expect to gain, on average?b) What is the standard deviation?The answer is a) $50 b) $100, but I do not know how this is gotten. Please help.