Answer:
y=1/2x + 13/2
jillian is about to go on a road trip. she puts 14 gallons of gas in her car. she pays 31.36 for the gas.how much does she pay per gallon
Answer:
should be 2.24. I am sorry if I am wrong
Step-by-step explanation:
31.36÷14=2.24
Patricia is making homemade snacks. Each snack requires 2.25 cups of almonds. Patricia buys 6 cans of almonds that each contain eight 1/3 cup servings. What is the maximum number of snack bags that Patricia can make with the almonds?
Answer: 7
Step-by-step explanation:
Patricia has 6 cans of almonds that each contain eight 1/3 cup servings, meaning that Patricia has a total of
6 cans x 8 servings x 1/3 cup = 16 cups of almonds
If she needs 2.25 cups of almonds, that would be equal to
16/2.25 = around 7.1
since you can't have a fraction of a snack bag, Patricia just has 7 snack bags.
PLA ANSWER RN
What is the value
of x?
A. 5
B. 8
C. 11
D. 12
Answer:
a
Step-by-satep explanation:
just took it
What is 10 x4 ten thousand
Answer:
400,000
Step-by-step explanation:
➟ 10 × 4 ten thousand
Since, a ten thousand = 10,000 therefore 4 ten thousand = 40,000
➟ 10 × 40,000
➟ 400,000
Euclid Thales Hippocrates Pythagoras X regarded as the father of geometry a Greek geometer who has a theorem named after him a mathematician who compiled basic geometric facts, or elements, into a textbook X X a Greek philosopher who →contributed to five theorems of elementary geometry **got answer off here...showing the ones i got wrong ughh
Pythagoras - Has a theorem named after him
Thales - Contributed to the five basic theorems of geometry
What did Pythagoras do?Pythagoras was a Greek philosopher, mathematician, and founder of the Pythagorean school of philosophy. He lived in the 6th century BCE on the Greek island of Samos and is known for his contributions to mathematics, geometry, music, and philosophy.
Pythagoras is most famous for the theorem that bears his name, the Pythagorean theorem, which states that in a right-angled triangle, the square of the length of the hypotenuse (the side opposite the right angle) is equal to the sum of the squares of the other two sides. This theorem is fundamental to the study of geometry and has applications in many fields, from architecture to physics.
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Irinkers or both? Acme electronics manufactures MP3 players at three locations. The plant 50% of the MP3 players and 1% are defective. The plant at Memphis manu that plant are defective. The plant at Fort Meyers manufactures 20% and 3% If an MP3 player is selected at random, what is the probability that it is defe Refer to Problem 6.101. An MP3 player is found to be defective. What is th manufactured in Fort Meyers?
The probability that an MP3 player manufactured in Fort Meyers is defective is 0.37%.
To calculate the probability that an MP3 player is defective, we need to consider the manufacturing plants and their respective defect rates.
Given:
Plant at Memphis manufactures 50% of the MP3 players, and 1% of those manufactured at that plant are defective.
Plant at Fort Meyers manufactures 20% of the MP3 players, and 3% of those manufactured at that plant are defective.
No information is provided about the defect rate of the third plant.
To find the overall probability of an MP3 player being defective, we need to consider the probability of selecting a defective player from each plant and then weigh it by the probability of selecting a player from each plant.
Let's calculate the overall probability:
Probability of selecting a defective player from Memphis plant = 50% * 1% = 0.50% or 0.005 (since 50% is equivalent to 0.50 in decimal form)
Probability of selecting a defective player from Fort Meyers plant = 20% * 3% = 0.60% or 0.006 (since 20% is equivalent to 0.20 in decimal form)
To calculate the overall probability, we need to weigh these probabilities by the probability of selecting an MP3 player from each plant:
Probability of selecting from Memphis plant = 50% = 0.50 (decimal form)
Probability of selecting from Fort Meyers plant = 20% = 0.20 (decimal form)
Overall probability of selecting a defective MP3 player is given by:
Overall probability = (Probability from Memphis plant * Probability of selecting a defective player from Memphis) + (Probability from Fort Meyers plant * Probability of selecting a defective player from Fort Meyers)
Overall probability = (0.50 * 0.005) + (0.20 * 0.006) = 0.0025 + 0.0012 = 0.0037 or 0.37%
Therefore, the probability that an MP3 player, manufactured in Fort Meyers, is defective is 0.37%.
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PLEASE PLEASE HELP
PLEASE HELP PLEASE HELP
The center of the hanger represents an equal sign, since both sides of the hanger are equal.
Given different coloured triangles and shapes, we can assign a variable to each of them.
Assigning VariablesLet one green triangle be equal to \(a\).
Let one blue square be equal to \(b\)
Let one red circle be equal to \(c\).
Let one yellow pentagon be equal to \(d\).
Creating TermsOn the left side of the hanger/equation, there are 3 green triangles. This means that one of our terms in our equation will be \(3a\).
Under the triangles on the left side is 1 blue square. This means that the next term could be \(1b\), or just \(b\).
Next is 2 red circles ⇒ \(2c\)
And finally are 3 yellow pentagons ⇒ \(3d\)
To sum up the left side as an expression, we can write all the terms we have just written as a sum:
\(3a+b+2c+3d\)
Now, after doing the same procedure for the right side of the hanger, we get:
\(2a+3b+c+2d\)
Writing the EquationFor now, we only have two expressions representing the two sides of the hanger:
Left: \(3a+b+2c+3d\)
Right: \(2a+3b+c+2d\)
To turn these into an equation, we must have an equal sign.
Remember that both sides of the hanger are equal. Knowing this, we can state the following:
Left side = Right side
\(3a+b+2c+3d = 2a+3b+c+2d\)
Answer:\(3a+b+2c+3d = 2a+3b+c+2d\)
Create a table showing all the tasks you and your family do around the house that use water and how often those tasks happen. Leave space for one more column.
A quadratic function y=f(x)y=f(x) is plotted on a graph and the vertex of the resulting parabola is (-4, -5)(−4,−5). What is the vertex of the function defined as g(x)=-f(x)-2g(x)=−f(x)−2?
Answer:63M N 56
Step-by-step explanation:
Need help asap will help u put
Answer:
1 , -3/2
Step-by-step explanation:
The denominator should be greater than 0 , so that ,
=> 2m² + m - 3 > 0
=> 2m² + 3m - 2m -3 > 0
=> m( 2m +3) -1 (2m+3) > 0
=> (m-1)(2m +3) > 0
=> m > 1 , -3/2
Hence it is not defined at -3/2 ,1
Dalton Slade is interested in an SUV that has a $31.145 base priCe. Factory-installed options including folding rear seat, $325: front leather trim split-bench seat, $125: sport package, $690: tow package, S650; engine block heater. $85, and optional 4-wheel drive. $950. The destination charge from its assembly plant in Michigan is $852. What is this SUVs sticker price?
Given the following cost:
Base price = $31.145
Folding rear seat = $325
Front leather trim split-bench seat = $125
Sport package = $690
Tow package = $650
Block heater = $85
Optional 4-wheel drive = $950
Destination charge = $852
Let's find the stricker price.
To find the sticker price of the SUV, let's sum up all the listed prices.
We have:
Sticker price = Base price + Folding rear seat + From leather trim + sport package + tow package + block heater + optional 4 wheel drive + destination charge
Thus, we have:
Sticker price = $31.145 + $325 + $125 + $690 + $650 + $85 + $950 + $852
Sticker price = $3708.145
Therefore, the SUV's sticker price is $3708.145
ANSWER:
$3,708.145
calling all dazai's ans dazai simps ♡♡♡♡♡♡♡
from a point 1.75 m above the ground and 10 m away from a tower the angle of elevation of a top of a tower is 60 degree calculate the height of the tower
Answer:
17.32 meters
Step-by-step explanation:
Let’s call the height of the tower H. The distance from the point to the base of the tower is 10 m. The angle of elevation from the point to the top of the tower is 60 degrees.
Using trigonometry, we can calculate that:
tan (60) = H / 10
H = 10 * tan (60)
H = 10 * √3
H = 17.32 m
Therefore, the height of the tower is 17.32 meters.
Let me know if I helped :)
Liam is setting up folding chairs for a meeting. If he arranges the chairs in 6 rows of the same length, he has 11 chairs left over. If he arranges the chairs in 4 rows of that same length, he has 13 left over. How many chairs does Liam have?
Liam has
chairs.
Answer:
he has 37 chairs.
steps:
4 x 6 = 24
24 + 13 = 37
In total Liam has 37 chairs.
Domain or range function or not And explain
Can someone help me with Writing equations of lines
Step-by-step explanation:
y=mx +c
given c = -8
a pont on line (-2,4)
subs all given info in formula to find m, the slope
Rewrite without absolute value for the given condition: |(square root 2) +3 -5|
Answer: We can simplify the expression inside the absolute value first:
|(sqrt(2) + 3 - 5)|
= |(sqrt(2) - 2)|
Since sqrt(2) > 2, we know that sqrt(2) - 2 is negative. Therefore, we can rewrite the absolute value as a negative:
|sqrt(2) - 2| = -(sqrt(2) - 2)
So the expression without absolute value is:
-(sqrt(2) - 2)
Step-by-step explanation:
Which products result in a difference of squares? Select three options. a (x minus y)(y minus x) b (6 minus y)(6 minus y) c (3 + x z)(negative 3 + x z) d (y squared minus x y)(y squared + x y) e (64 y squared + x squared)(negative x squared + 64 y squared)
Answer:
By comparing all the expressions with the formula (a - b)(a + b) = (a² - b²), we find that c, d and e options are correct.
Step-by-step explanation:
Concept: The condition is that, the product should result in a difference of squares. In mathematics, we have such a formula which is (a - b)(a + b) = (a² - b²). So, we need to compare all the options with this relation.
(x - y)(y - x) = -(x² - 2xy + y²)
(6 - y)(6 - y) = 36 - 12y + y²
(3 + xz)(-3 + xz) = (xz + 3)(xz - 3) = x²z² - 9 . This expression is correct
(y² - xy)(y² + xy) = \(y^{4} - x^{2} y^{2}\). This expression is correct
(64y² + x²)(-x² + 64y²) = (64y² + x²)(64y² - x²) = \(4096y^{4} -x^{4}\). This expression is correct.
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The total weight of a rock depends on its size and is proportional to its density. In this context, density is the weight per cubic inch. Let w denote the weight of the rock in pounds, s the size of the rock in cubic inches, and d the density of the rock in pounds per cubic inch. If a 48-cubic-inch rock weighs w pounds, write an equation that shows the proportional relation.
Answer:
\(d = \frac{w}{48}\)
If \(\frac{1}{48} \\\) is constant, say k
Then,
\(d = kw\)
∴ d ∝ w
Hence, weight is proportional to the density
Step-by-step explanation:
From the question,
Let w denote the weight of the rock in pounds
s denote the size of the rock in cubic inches and
d denote the density of the rock in pounds per cubic inch.
First, we will write the equation connecting w, s, and d.
We get
\(density (pounds/inch^{3} ) = \frac{weight(pounds)}{size (inch^{3}) }\)
That is,
\(d = \frac{w}{s}\)
Now, given a 48-cubic-inch rock with weight w pounds, to show the proportional relation between the weight and the density, we will write
\(d = \frac{w}{48}\)
If \(\frac{1}{48} \\\) is constant, say k
Then,
\(d = kw\)
∴ d ∝ w
Hence, density is proportional to the weight OR weight is proportional to the density
Which of the following is Playfair's axiom?
A. A straight line segment can be drawn between any two points.
B. A circle can be drawn with any center and radius.
C. Through a given point not on a given line, there is exactly one line
parallel to the given line.
D. All right angles are equal to one another.
Answer:
C. Through a given point not on a given line, there is exactly one line parallel to the given line.
Step-by-step explanation:
hope i helped
Answer:
Look down
Step-by-step explanation:
Thanks for reaching out for assistance! Based on the context you provided, it seems like the correct answer is C. Playfair's axiom states that there is exactly one line parallel to a given line that can be drawn through a point not on it. I hope this helps! Let me know if there's anything else I can do for you.
if three angles of a hexagon are each x° and each of the other is 1/2 times x° find the angles
Answer:
Step-by-step explanation:
The given hexagon has interior angles
x,x,x, x/2, x/2, x/2 for a total of S1=4.5x.
We also know that the sum of interior angles of any polygon of n sides is
S2=180(n-2)
For a hexagon, S2 = 180(6-2) = 720°.
Equating S1 and S2
4.5x = 720
x = 720/4.5 = 160.
Therefore substitute x in the given angles to get
{160°,160°.160°,80°,80°,80°}
Ingrid earned a commission of $5,125 on sales of $88,000. What rate of commission was she paid? Round your answer to one decimal place.
Answer: 5.8%
Step-by-step explanation: .
if p + 2q = 40 find Q when p = 16
Plug in the value of p:-
16+2q=40
Subtract 16 from both sides:-
2q=40-16
2q=24
Divide both sides by 2:-
q=12 ✓
note:-Hope everything is clear; if you need any clarification/explanation, kindly let me know, and I'll comment and/or edit my answer :)
Solve by Factoring:
2x^2 - x - 3 = 0
Answer:
x = 3/2 or x = -1
Step-by-step explanation:
2x² - x - 3 = 0
2*(-3) = -6
Factors of -6:
(-1, 6), (1, -6), (-2, 3), (2, -3)
We need to find a pair that adds up to the co-eff of x which is (-1)
Factors :(2,-3)
2 - 3 = -1
so, 2x² - x - 3 = 0 can be written as:
2x² + 2x - 3x - 3 = 0
⇒ 2x(x + 1) -3(x + 1) = 0
⇒ (2x - 3)(x + 1) = 0
⇒ 2x - 3 = 0 or
x + 1 = 0
⇒ 2x = 3 or x = -1
⇒ x = 3/2 or x = -1
A store purchased a set of golf clubs for $90.70 and marked it up 150%. During a sale, the
store marked it down 80%. What was the discount price of the set of golf clubs?
Answer:
$181.4
Step-by-step explanation:
Note,
purchase price = $90.70.initial markup of 150% = $90.70 * (150% or 150/100) + $90.70 = $226.75 ($136.05 + $90.70). Hence, this became the intended sale price wanted by the store.mark down (-) 80% = $226.75 * (80% or 80/100) = $181.4.Therefore, the store applied a discount price of $181.4 to the set of golf clubs.
A random sample of n = 36 observations is drawn from a population with a mean equal to 17 and a standard deviation equal to 6. Complete parts a through g below. a. Give the mean and standard deviation of the repeated)
(a) At 90% confidence Interval, the value will be 79.81.
(b) A reliability coefficient of 0.90 means that there is a probability of 0.90 that the interval estimator constructed using this coefficient contains the population parameter.
(c) At 95% the value is 79.53.
(d) the width of a confidence interval as the value of the confidence coefficient is increased.
(e) the condition guarantees that the sampling distribution of x is approximately normal.
(a) 100 -90 = 10
10/2 = 5
5/100 = 0.05
Use calculator for z score (2nd)+(VARS)+(3InvNorm)+(.percentage)
(2nd)+(VARS)+(3InvNorm)+(0.05) =1.64
Use Q/Sqrt(n) * Z Score + x(bar) (upper Bound)
8.5/Sqrt(100) * 1.64 + 81.2 (upper Bound) =82.59
Use 8.5/Sqrt(100) * 1.64 -81.2 (lower bound) = 79.81
(b) When you say that a confidence coefficient is 0.90 we mean that
A reliability coefficient of 0.90 means that there is a probability of 0.90 that the interval estimator constructed using this coefficient contains the population parameter.
(c) Use calculator for z score (2nd)+(VARS)+(3InvNorm)+(.percentage)
(2nd)+(VARS)+(3InvNorm)+(0.025) =1.96
Use Q/Sqrt(n) * Z Score + xbar (upper Bound)
8.5/Sqrt(100) * 1.96 + 81.2 (upper Bound) =82.87
Use 8.5/Sqrt(100) * 1.96 -81.2 (lower bound) = 79.53
(d) The confidence coefficient is increased while the sample size is held fixed is an increase , critical value. increase.
(e) Yes, since the sample sizes are large (n≥30) and randomly selected from the target population, the condition guarantees that the sampling distribution of x is approximately normal.
Complete Question:
A random sample of 36 observations from a normally distributed population possesses a mean equal to 17 and a standard deviation equal to 6.
Use this information to complete parts a through e below.
a. Find a 90% confidence interval for μ.
b. What do you mean when you say that a confidence coefficient is 0.90?
c. Find a 95% confidence interval for μ.
d. What happens to the width of a confidence interval as the value of the confidence coefficient is increased while the sample size is held fixed?
Increasing the confidence coefficient while keeping the sample size fixed will cause an increase in the critical value. This means that the width of the confidence interval will increase.
e. Would your confidence intervals of parts a and c be valid if the distribution of the original population were not normal? Explain.
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Find each square root after supplying:
Answer:
1) 5
2) 0.8
3) -1.3
4) -\(\frac{4}{9}\)
5) ±10
6) ±\(\frac{7}{12}\)
Step-by-step explanation:
What are the domain and range of each relation?
Drag the answer into the box to match each relation.
The domain and the range of each relation shown in the mapping and in the table of values given can be written as:
Mapping - Domain: {-2, -1, 0, 1}; Range: {-4, -2, 2}
Table - Domain: {-4, -2, 1, 4}; Range: {-2, 1, 4}
(See image attached below).
Recall:
The domain (input) of any relation consist of all the x-values.The range (output) of any relation consist of all its y-values.From the mapping shown in the image given, the domain values are:
-2, -1, 0, 1
The range values are:
-4, -2, 2
From the table of values shown in the image given, the domain values are:
-4, -2, 1, 4
The range values are:
-2, 1, 4
Therefore, the domain and the range of each relation shown in the mapping and in the table of values given can be written as:
Mapping - Domain: {-2, -1, 0, 1}; Range: {-4, -2, 2}
Table - Domain: {-4, -2, 1, 4}; Range: {-2, 1, 4}
(See image attached below).
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If a driver uses of a tank of gas every day, what fraction of a tank will he use in a) 3 days? b) 1 week?
Answer:
Step-by-step explanation:
a) If a driver uses a full tank of gas every day, the fraction of a tank he will use in 3 days is 3/1, or 3/1 of a tank.
b) If a driver uses a full tank of gas every day, the fraction of a tank he will use in 1 week is 7/1, or 7/1 of a tank.
It's worth noting that tanks of gas come in different sizes, so the amount of gas consumed in a day, week, or any other period of time will depend on the size of the tank, and the consumption of the car, so this answer is based on the assumption that a full tank is used every day.
Charles can type 675 words in 9 minutes. How many words can he type per minute?
Group of answer choices
6075 words per minute
75 words per minute
86 words per minute
75 minutes per word
Answer:
675 devided bye 9 = 75
Step-by-step explanation:
Answer: 75 words per minute
Step-by-step explanation:
We can set this problem up similar to a ratio
675:9
Knowing that this is for 9 minutes, dividing by 9 will give you the amount per one minute
675/9 9/9
75:1 or 75 words per minute