The coordinates of N are approximately (-11.348, 16.696).
What are coordinates?
Coordinates refer to a set of values that are used to determine the position of a point or an object in space.
To find the coordinates of N, we need to find the coordinates of the point that is 2/5 of the way from M to P.
First, we find the distance between M and P using the distance formula:
\(d = \sqrt{((2 - (-13))^2 + (7 - 18)^2)}\\\\d = \sqrt{(225 + 121)}\\\\d = \sqrt{(346)\)
Next, we find the distance between M and N:
\(MN = (2/5) * d\\\\MN = (2/5) * \sqrt{(346)\)
Now, we can use the midpoint formula to find the coordinates of N:
\(((x1 + x2)/2, (y1 + y2)/2) = (Mx, My) + (MNx, MNy)\\\\((x1 + x2)/2, (y1 + y2)/2) = (-13, 18) + ((2/5) * \sqrt{(346)})(15, -11)\\\\((x1 + x2)/2, (y1 + y2)/2) = (-13 + (6/23)\sqrt{(346)}, 18 - (22/23)\sqrt{(346)})\)
Therefore, the coordinates of N are approximately (-11.348, 16.696).
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A car rental firm has 440 cars. Sixty-three of these cars have defective turn signals and 39 have defective tires. (Enter your probabilities as fractions.) (a) What is the probability that one of these cars selected at random does not have defective turn signals
Answer:
The probability is 0.857
Step-by-step explanation:
We know that:
There is a total of 440 cars
There are 63 cars with defective turn signals
There are 39 with defective tires.
Now we want to find the probability that a randomly selected car does not have defective turn signals.
If all the cars have the same probability of being selected, this probability will be equal to the quotient between the number of cars that do not have defective turn signals and the total number of cars.
We know that the total number of cars is 440
And 63 of these have defective turn signals, then the rest don't.
440 - 63 = 377 cars do not have defective turn signals.
Then the probability is:
P = 377/440 = 0.857
explain why the statement x < 3 or > 5 cannot be written 5 < x < 3
Answer:
This formula has no values, it is a false inequality. X can not be greater than 5, and less than 3.
Step-by-step explanation:
x < 3 or x > 5
This means, x is less than 3, but greater than 5.
Technically, you would write this as 5 < x < 3, however, this is a false inequality, and does not work.
NEED ANSWER ASAP!!
How much water should be added to 18 mL of 15% alcohol solution to reduce the concentration to 9%?
find the inverse of each function
Answer:
c
Step-by-step explanation:
assume base 10
-logy = x
\( \frac{1}{ log(y) } = x\)
log base x y = 5 turns into the format x^ 5 = y
implement that to get c
The diagonals of the parallelogram are 10 and 12. One of its sides is 9 cm. Find the second side.
Answer:
6.4 cmStep-by-step explanation:
Given:
d₁ = 10 cmd₂ = 12 cma = 9 cmb = ?We know that the sum of squares of diagonals of the parallelogram is equal to twice the sum of the squares of the sides:
d₁² + d₂² = 2(a² + b²)Substitute the values and solve for b:
10² + 12² = 2(9² + b²)100 + 144 = 2(81 + b²)122 = 81 + b²b² = 41b = √41b = 6.4 cmQuestion 1 Multiple Choice Worth 2 points)
(06.04 MC)
The speed of a passenger train that is traveling at an initial speed of 14 feet per second and continues to accelerate can be modeled by the function: y = 142. A
second train that is 1,200 feet ahead of the first train is traveling at a constant speed of 149 feet per second and can be modeled by the function: y = 149t + 1200
Solve the system of equations. Which solution represents a viable time that the trains are side by side?
O 14 seconds
O 15 seconds
O 16 seconds
O 17 seconds
Using a system of equations, it is found that the trains will be side by side in 15 seconds.
What is a system of equations?A system of equations is when two or more variables are related, and equations are built to find the values of each variable.
In this problem, the equations are:
\(y_1 = 229t\)
\(y_2 = 149t + 1200\)
They will be side-by-side when:
\(y_1 = y_2\)
Hence:
\(229t = 149t + 1200\)
\(80t = 1200\)
\(t = \frac{1200}{80}\)
\(t = 15\)
The trains will be side by side in 15 seconds.
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Shuffle a deck of cards and turn over the first card. What is the probability that the first card is a heart
Answer:
1/52
Step-by-step explanation:
If you shuffle a deck of cards and ask a friend to guess what the first card you turn over will be, his or her chance of guessing it right is 1/52 since there are 52 possible cards. If you do the same with the second card, his or her chances get better: 1/51.
solve by elimination
(show all your work)
14x = 2y + 16
5x = y + 2
Answer:
x=3
y=13
Step-by-step explanation:
Multiply the second equation by 2:
2(5x=y+2) = (10x=2y+4)
Subtract one equation from the other:
14x=2y+16
- 10x=2y+4
= 4x=12
Solve for x:
4x=12
x=3
Solve for y by plugging in x:
5(3)=y+2
15=y+2
13=y
The area of the shape is [ ]
square meters.
(50 points ^^)
Answer:
44m²
Step-by-step explanation:
GIVEN :-
Lengths of all the sides of the figure.TO FIND :-
Area of the figureSOLUTION :-
Divide the whole figure into 2 rectangles.
Dimension of 1st rectangle = 6m × 2mDimension of 2nd rectangle = 8m × 4mArea of 1st rectangle = 6 × 2 = 12m²
Area of 2nd rectangle = 8 × 4 = 32m²
∴ Area of the whole figure = 32 + 12 = 44m²
. Bert has a well-shuffled standard deck of 52 cards, from which he draws one card; Ernie has a 12-sided die, which he rolls at the same time Bert draws a card. Compute the probability that:
a. Bert gets a Jack and Ernie rolls a five.
b. Bert gets a heart and Ernie rolls a number less than six.
c. Bert gets a face card (Jack, Queen or King) and Ernie rolls an even number.
d. Bert gets a red card and Ernie rolls a fifteen.
e. Bert gets a card that is not a Jack and Ernie rolls a number that is not twelve.
Therefore , the solution of the given problem of probability comes out to be a)1/78 ,b)65/624 ,c)1/4 ,d)0 and e)12/13.
What is probability, exactly?The basic goal of any considerations technique is to assess the probability that a statement is accurate or that a specific incident will occur. Chance can be represented by any number range between 0 and 1, where 0 normally indicates a percentage but 1 typically indicates the level of certainty. An illustration of probability displays how probable it is that a specific event will take place.
Here,
a.
P(Bert gets a Jack and Ernie rolls a five) = P(Bert gets a Jack) * P(Ernie rolls a five)
= (4/52) * (1/12)
= 1/78
b.
P(Bert gets a heart and Ernie rolls a number less than six) = P(Bert gets a heart) * P(Ernie rolls a number less than six)
= (13/52) * (5/12)
= 65/624
c.
P(Bert gets a face card and Ernie rolls an even number) = P(Bert gets a face card) * P(Ernie rolls an even number)
= (12/52) * (6/12)
= 1/4
d.
P(Bert gets a red card and Ernie rolls a fifteen) = 0
e.
Ernie rolls a number that is not twelve, and Bert draws a card that is not a Jack:
A regular 52-card deck contains 48 cards that are not Jacks,
so the likelihood that Bert will draw one of those cards is 48/52, or 12/13.
On a 12-sided dice with 11 possible outcomes,
Ernie rolls a non-12th-number (1, 2, 3, etc.).
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In most cases, the _____________ will not be included in a scatterplot because the
display should focus on the part of the coordinate plane that contains the data.
Fill in the blank
Answer:couch
Step-by-step explanation:
The sum of four positive integers is 125. If you increase the first number by 4, decrease the second by 4, multiply the third by 4, and divide the fourth by 4, you produce four equal numbers. What is the smallest of the original numbers
Step-by-step explanation:
a + b + c + d = 125
a + 4 = b - 4 = 4c = d/4
a + 8 = b
a = b - 8
16c = d
b = 4c + 4
4a + 16 = d
b - 8 + 4c + 4 + c + 16c = 125
4c + 4 - 8 + 4c + 4 + c + 16c = 125
25c = 125
c = 5
d = 16c = 80
4a + 16 = d = 80
4a = 64
a = 16
b = a + 8 = 16 + 8 = 24
so, the numbers are
16, 24, 5, 80
1
5. A businessman makes a profit of 20% when he sells a carpet for Ks'n 36000. In a trader fair he sold one
such carpet for Ksh 33600. Calculate the percentage profit made on the sale of the carpet during the
trade fair
(3mks)
Answer:
sorry I can't answer
Step-by-step explanation:
pls thanks me
The cleaning service charges $15 per hour. Mr. Henrickson is hiring the cleaning service but does not want to spend more that $75. What is the maximum number of hours that he can hire the cleaning service? Write an inequality and solve.
The maximum number of hours that he can hire the cleaning service would be 5.
What is an equation?An equation is an expression that shows the relationship between two or more numbers and variables.
Consider that the number of hours for which the total cost would be the same be x
The first inequality is;
$15x > $75
Now equate equations
$15x - $75 = 0
15x = 75
x = 5
Hence, the maximum number of hours that he can hire the cleaning service would be 5.
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A car dealership finds that a certain model of new car has something wrong with its transmission 15% of the time. How likely is it that a particular model of that car has something wrong with its transmission? Select the correct answer below: Very likely, the probability is close to 1. Somewhat likely, the probability is closer to 1 than to 0. Unlikely, the probability is close to 0. Somewhat unlikely, the probability is closer to 0 than it is to 1. Equally likely, the probability is 0.5.
Answer:
Unlikely, the probability is close to 0
Step-by-step explanation:
Given
\(Transmission = 15\%\)
Required
Determine the likelihood
The given probability, 0.15 is close to 0. This implies that the event is unlikely.
From the list of given options, option C answers the question
onsider the line =+7x5y−4. Find the equation of the line that is parallel to this line and passes through the point −−4, 5. Find the equation of the line that is perpendicular to this line and passes through the point −−4, 5.
The equation of the line perpendicular to 7x+5y = 4 is y = 5/7(x) -15/7. The equation of the line parallel to 7x+5y = 4 is y = -7/5(x) -53/5
How to find the equation of the lines parallel and perpendicular to 7x+5y = 4?Given that: the line is perpendicular/parallel to the line 7x+5y = 4 and it passes through (−4,-5)
The slope-intercept form of a straight line is:
y = mx + c
where m is the slope and c is the y-intercept
For perpendicular case:
When the two lines are perpendicular, the product of their slope is -1 i.e.
m₁ x m₂ = -1
where m₁ and m₂ represent the slope of the lines
Let the slope of the given line be m₁ and the slope of the unknown line be m₂
Line1(given):
7x+5y = 4 => y = (-7/5)x + 4/5
Thus, m₁ = -7/5
m₁ x m₂ = -1
-7/5 x m₂ = -1
m₂= 5/7
Line 2(unknown) with the point (−4,-5):
y = mx + c
-5 = 5/7 (-4) + c
-5 = -20/7 + c
c = -15/7
Thus, the equation of the line is y = 5/7(x) -15/7
For parallel case:
When the two lines are parallel, they have equal slope i.e. m₁ = m₂
Line1(given):
7x+5y = 4 => y = (-7/5)x + 4/5
Thus, m₁ = -7/5
m₂= -7/5
Line 2(unknown) with the point (−4,-5):
y = mx + c
-5 = -7/5(-4) + c
-5 = 28/5 + c
c = -53/5
Thus, equation of the line is y = -7/5(x) -53/5
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Josie is saving money to purchase a new pair of shoes. She has already saved $5 and earn $0.50 for each chore she completes. Graph the relationship between number of chores Josie completes and the total amount she will have saved. What part of Josie's scenario represents the slope of the line you graphed? What part of Josie's scenario represents the y-intercept of the line you graphed?
From the given information, we can formulate the following expression:
Money saved = initial savings + earnings
We know that Josie initially had $5 and that she earns $0.5 per chore, then we can rewrite the above equation, like this:
Money saved = $5 + $0.5x
We can call "y" to the money saved:
y = 5 + 0.5x, in this case, x is the number of chores that she completes.
In this case, we have a linear equation, then its slope is the number that is multiplied by the independent variable "x" that is 0.5, in this scenario the slope represents the pay that she receives for each chore.
The y-intercept is the number that is being added to the 0.5x term, that is $5, it is the initial amount of money saved by Josie, then that's what the y-intercept represents in this scenario.
Graph
In order to graph a linear equation we just need to find two points of the graph, then we join them with the line, we can specify the points of the line by replacing some values of x and then calculating the corresponding value of y, like this:
• When x equals 0
y = 5 + 0.5*0
y = 5 + 0
y = 5
Then, one point of the line is located at (0,5)
• When x equals 18
y = 5 + 0.5*18
y = 5 + 9
y = 14
Then, another point of the line is located at (18,9)
Now we can graph the line as follows:
Explain how the distributive property and the commutative property of addition
are used in the Example to show that 2(x + 1) + 2x is equivalent to 4x + 2.
Answer:
2 times a number, plus 1, plus 2 times a number, is equal to 4x + 2.
The way they factored ↓
2 x 2 = 4
4x = 4 times a number or itself multiple times
4 + 2 is the same as a number times 1 equals 2.
If that's the case, x = 2.
Hope this helps!If so, give thanks!A restaurant has 8 quarts of pudding. They serve the pudding in cups that hold 1/6 of a quart. How many cups of pudding could be made?
Therefore , the solution of the given problem of fraction comes out to be the restaurant could make 48 cups of pudding from the 8 quarts they have.
Fraction : What is it ?An whole can be represented by any set of related sums or fractions. In standard English, a percentage is used to represent the quantity of a specific size. 8, 3/4. Also wholes are fractions. Numbers are expressed in mathematics using the ratio of it's own portion to the bottom. These fractions are all made up of basic numbers. Due to variances in actual percentage calculations, numerators, and numerators, a difficult fraction contains a fraction. A measurement that reflects a portion of the whole is a percentage.
Here,
There are different ways to approach this problem, but one possible method is to use unit conversions to find how many cups are in 8 quarts, and then divide by 1/6 of a quart per cup.
1 quart = 4 cups (by definition of quart)
Therefore, 8 quarts = 8 x 4 cups = 32 cups
1/6 of a quart = 1/6 x 4 cups = 2/3 cups
Therefore, the number of cups of pudding that could be made is:
32 cups / (2/3 cups) = 48 cups
Therefore, the restaurant could make 48 cups of pudding from the 8 quarts they have.
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Please help!! Determine the measure of the exterior angle.
Answer:
\(92.05^{\circ}\)
Step-by-step explanation:
By the exterior angle theorem, the answer is \(m\angle Y+m\angle Z=92.05^{\circ}\).
Answer:
A
Step-by-step explanation:
exterior angle = sum of the other two angles
63.25 + 28.8
92.05°
Jillian is an analyst for a ride sharing app that connects users with drivers. She wonders if drivers in Dallas are more or less likely to cancel rides than drivers in Houston. She takes a random sample of 1000 rides from Dallas and finds that 30 were cancelled. A random sample of 1000 rides from Houston shows 24 cancelled rides. She used these results to test H: Pp = PH versus H, :pp + PH. The test statistic was z = 0.83 and the P-value was approximately 0.41. Assume that all conditions for inference were met. At the a = 0.01 level of significance, is there sufficient evidence to conclude that the proportion of cancelled rides is different between the two cities?
A Yes, since the P-value is greater than 0.01.
B Yes, since the test statistic is greater than 0.01.
C No, since the P-value is greater than 0.01
D No, since the test statistic is greater than 0.01.
Answer:
C No, since the P-value is greater than 0.01
Step-by-step explanation:
Since in the given situation we assume that all the conditions are ,met
And, at the a = 0.01 significance level we that that the proportion of the cancelled rides between the two cities would not sufficient as the P value is more than 0.001
Therefore the correct option is c.
Mateo has already swum Four-fifths of the 2,000 meters he is swimming today. If he continues swimming at a pace of Three-fourths of a meter per second, which expression shows the amount of time it will take him to swim the remaining distance? A. 2000 times four-fifths times three-fourths B. 2000 times four-fifths divided by three-fourths C. 2000 times one-fifth times three-fourths D. 2000 times one-fifth divided by three-fourths
Answer:
D
Step-by-step explanation:
The amount of time that will take him to swim the remaining distance will be [2,000 (1/5)] / (3/4). Then the correct option is D.
What is Algebra?Algebra is the study of abstract symbols, while logic is the manipulation of all those ideas.
Speed is defined as the length traveled by a particle or entity in an hour. It is a scale parameter. It is the ratio of length to duration.
We know that the speed formula
Speed = Distance/Time
Mateo has proactively swum Four-fifths of the 2,000 meters he is swimming today. On the off chance that he keeps swimming at a speed of Three-fourths of a meter each second.
3/4 = 2,000 (1 - 4/5) / T
T = [2,000 (1/5)] / (3/4)
The amount of time that will take him to swim the remaining distance will be [2,000 (1/5)] / (3/4). Then the correct option is D.
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What is the value of 6(2b-4) when b = 5?
Answer:
HERE'S YOUR ANSWER....Step-by-step explanation:
HOPE IT WILL HELP YOU!!(✿^‿^)(✿^‿^)Round to the nearest tenth: 6.752
Answer:
6.8
Step-by-step explanation:
To round 6.752 to the nearest tenth consider the hundredths’ value of 6.752, which is 5 and equal or more than 5. Therefore, the tenths value of 6.752 increases by 1 to 8.
PLZ HELP MATH QUESTION! LOOK AT THE PICTURE BELOW!I I WILL GIVE BRAINILEST TO CORRECT FAST ANSWER!
Answer:
x<2
Step-by-step explanation:
You're answer is wrong because the circle on the number line is not closed. If it was closed, it would be x ≤ 2 , but because it is open, it would be just be x<2
A solid oblique pyramid has a square base with an edge length of 2 cm. Angle BAC measures 45°.
A solid oblique pyramid has a square base with an edge length of 2 centimeters. Point B is the apex and point A is the center of the square base. Line B C is the height of the pyramid. Triangle B C A is a right triangle. Base A C has a length of 3.6 centimeters.
What is the volume of the pyramid?
2.4 cm3
3.6 cm3
4.8 cm3
7.2 cm3
The volume of the pyramid with a square base which has an edge length of 2 cm and a measure of an angle BAC is 45° is equal to 4.8 cm³.
What is the volume?In mathematics 'Volume' is a mathematical quantity that shows the amount of three-dimensional space occupied by an object or a closed surface. The unit of volume is in cubic units such as m³, cm³, in³ etc.
A pyramid's edge length is 2 cm.
The bottom is square.
Base area = (2)²
A is the center of the square base B is the apex of the right triangle BCA.
m∠BAC = 45°
m∠ABC = 45°
AC = BC
AC length = 3.6 cm
BC height = 3.6 cm
Volume (pyramid) = (1 ÷ 3) × base area × height
Volume (pyramid) = (1 ÷ 3) × (2)² × 3.6
Volume (pyramid) = 4.8 cm³
Therefore, the dimension of a pyramid with only a square base, a 2 cm edge length, and a BAC angle of 45° is 4.8 cm³.
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find the probability of being dealt 5 cards from a standard 52 card deck, and the cards are 6,7,8,9, and 10, all of the same suit. What is the probability of being dealt this hand is
Answer: 20/52 x 4/51 x 3/50 x 2/49 x 1/48 = .00000153908
Step-by-step explanation:
The probability of being dealt 5 cards from a standard 52 card deck, and the cards are 6,7,8,9, and 10 of the same suit is 0.00000153908
What is Probability?
The probability that an event will occur is measured by the ratio of favorable examples to the total number of situations possible
The value of probability lies between 0 and 1
Given data ,
Let the number of cards in deck be = 52 cards
Total number of cards selected = 5
The number of ways of choosing 5 cards = ⁵²C₅
The cards selected are of the same suit
So , there are 4 ways to select them , Hearts , Clubs , Spades and Diamonds = ⁴C₁
And there is only one way to select the cards 6 , 7 , 8 , 9 , 10 = 1
Now , we use combination to select the cards in a deck,
So,
The probability of being dealt 5 cards from a standard 52 card deck, and the cards are 6,7,8,9, and 10, all of the same suit is calculated by,
P ( x ) = 1 / ⁵²C₅ x ⁴C₁ x 1
P ( x ) = 1 / 52! / ( 47! x 5! ) x 4! / 3! x 1
P ( x ) = 1 / ( 52 x 51 x 50 x 49 x 48 ) / ( 2 x 3 x 4 x 5 ) x 4
P ( x ) = 1 / ( 2598966 ) x 4
P ( x ) = 4 / 2598966
P ( x ) = 0.00000153908
Hence , The probability of being dealt 5 cards from a standard 52 card deck, and the cards are 6,7,8,9, and 10 of the same suit is 0.00000153908
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An account pays 7% per year simple interest. In year 1, the amount in the
account is
$950. How much is in the account in year 6?
The amount in year 6 is $1282.5.
What is simple interest?
Simple interest is a quick and easy method of calculating the interest charge on a loan. Simple interest is determined by multiplying the daily interest rate by the principal by the number of days that elapse between payments.
Given,
rate of interest = 7%
time = 1 year
Amount on first year = $950
First we will calculate simple interest for 5 years, because amount is available for 1 year.
SI =PRT
SI = 950(7/100)1
SI = $332.5
Therefore, the amount after 6 years = 950+332.5
=$1282.5
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help me pls pls pls
Answer:
-3 \(\frac{4}{5}\) = -3 \(\frac{4}{5}\)
Step-by-step explanation:
Add up the numbers on either side of the equal sign. If it helps, you can convert everything to improper fractions so that the math is easier.
\(\frac{17}{5} +(-\frac{36}{5} )= -\frac{19}{5}, or -3\frac{4}{5}\)
Reduce the fraction below to their lowest term 70/3 =
Step-by-step explanation:
70 ÷ 3 = 23 1/3