Step-by-step explanation:
To find the equivalent ratio for 13/20 in terms of m/n, we can set up the proportion:
13/20 = m/n
To solve for m/n, we can cross-multiply:
13n = 20m
Then, we can divide both sides by 13 to isolate m/n:
m/n = 20/13
So, the equivalent ratio for 13/20 in terms of m/n is 20/13.
Step-by-step explanation:
so, to find the % of successful free throws out of the total number of free throws, we only need to do the division as indicated by the ratio :
13/20 = 0.65
so, 0.65 parts of of the whole 1 were successful.
as % is expressed in parts of 100, we need to multiply this statement by 100 :
65 parts of the whole 100 were successful.
so, 65% were successful.
Students are going to conduct an experiment to study the effect of a net force applied to an object on the object’s motion. In each trial of the experiment, the students will apply a net force on the object. They also need to take two other measurements. What are the other quantities they should measure in each trial of the experiment?.
For conducting experiment based on effect of a net force , to apply net force on the object two other quantities should be measured in each trial of the experiment is given by velocity and time.
As given in the question,
To conduct a experiment based on the effect of net force applied to an object the dependable quantities are as follow:
Force = mass × acceleration
As object remain same ⇒ mass is constant as object remain same.
And there is change in the acceleration.
Acceleration depends change in velocity over total time taken.
Acceleration depends on velocity and time.
Net force also depends on velocity and time.
Two measurements need to know while conducting trail experiments are velocity and time.
Therefore, to conduct experiment based on effect of a net force , to apply net force on the object two other quantities should be measured in each trial of the experiment is given by velocity and time.
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X-4
3x+5 and the steps
Answer: 3^4+5
hope this helps
the mayor of a town believes that under 46% of the residents favor construction of an adjoining bridge. is there sufficient evidence at the 0.05 level to support the mayor's claim? after information is gathered from 190 voters and a hypothesis test is completed, the mayor fails to reject the null hypothesis at the 0.05 level. what is the conclusion regarding the mayor's claim?
Since the null hypothesis was not rejected, there is not enough evidence to conclude that under 46% of the residents favor construction of an adjoining bridge.
What is the relation between the decision and the conclusion?There are two decisions possible regarding the null hypothesis, as follows;
Reject the null hypothesis.Do not reject the null hypothesis.The hypothesis are given as follows:
Null hypothesis: proportion is not under 46%.Alternative hypothesis: proportion is under 46%.The null hypothesis was not rejected, meaning that the conclusion regarding the mayor's claim is that there is not enough evidence from the sample of 190 voters to conclude that the percentage is below 46%.
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A geometry student is flying a
kite with 120-ft of string and their
hand 4-ft from the ground. The
angle between the horizontal and the kite is 30°. Find the height of the kite from the ground. Round to the nearest tenth
The height of the kite from the ground is 54ft
How to find the height?Information involves angles of elevation that can be solved using the trigonometric ratios of sine.
The question reads that a geometry student is flying a
kite with 120-ft of string and their
hand 4-ft from the ground
The height is found by sin30 = h+4/120
Making h the subject of the relationship
h+4 = 120 * 0.5
h= 60-4
Therefore the height of the kite is 54ft
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A new car costs $34,000 and its value depreciates at 14% of its value each year. What is the decay factor for the value of this car? What will be the price of the car after 10 years?
The price of the car after 10 years is $7524.25 if the new car costs $34,000 and its value depreciates at 14% of its value each year.
What is an equation?An equation is an expression that shows the relationship between two or more variables and numbers.
Let y represent the value of the car after x years. A new car costs $34,000 and its value depreciates at 14% of its value each year. Hence:
y = 34000(0.86)ˣ
After 10 years:
y = 34000(0.86)¹⁰ = 7524.25
The price of the car after 10 years is $7524.25 if the new car costs $34,000 and its value depreciates at 14% of its value each year.
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jackson bikes 2 miles in 15 mins at that rate how many miles will a bike in 45 mins
Let's use Cross-multiplication:
2mi ------------------------>15min
x mi------------------------->45min
So:
2/x = 15/45
Solving for x:
Multiply both sides by x:
x*(2/x) = x* 15/45
2 = 15x/45
Multiply both sides by 45:
45*2 = 45*(15x/45)
90 = 15x
Divide both sides by 15:
90/15 = 15x/15
6 = x
x = 6mi
What is the Volume of the square pyramid? (Round to the nearest tenth as needed)
base= 25 mm
height= 28 mm
to find:the volume of the square pyramid.
solution:\(volume = {a}^{2} \frac{h}{3} \)
\(v = {25}^{2} \frac{28}{3} \)
\(v = 5833.33333 {mm}^{3} \)
\(v = 5833.3 {mm}^{3} \)
Bill is looking for the best deal on a television that has a wholesale price of $599. Help him compare the price of the
television at two different stores by completing the following.
(a) Bill looks at the television in a department store that marks up the television's wholesale price 50%. But because of
a customer loyalty program, he would receive a 20% discount off the in-store price. Ignoring tax, how much would
he pay for the television at this store?
(b) Bill then goes to a superstore that marks up the television's wholesale price 30% But he is not a member of the
superstore's customer loyalty program. He must pay the full in-store price. Ignoring tax, how much would he pay
for the television at this store?
Therefore , the solution of the given problem of percentage comes out to be $239.6 price he will pay on first store and $419.3 on second store.
Define percentage.In mathematics, a percentage is any value that can be written as a fraction of 100. There are also sporadic uses of the abbreviations "pct.," "pct," or "pc." However, it is commonly indicated by the "%" mark. The proportional amount is flat and lacks any dimensions. Since percentages have a numerator of 100, they can be thought of as fractions. The percent symbol (%) must come after a number to denote that it is a percentage.
Here,
Given :
Price of television is $599
a)
First store is :
=> 50/100 * 599
=> 299.5
and
additional 20% discount :
=> 20/100 * 299.5
=> 59.9
current price =299.5 -59.9 = $239.6
b)
=> 30/100 * 599
=> 179.7
=> 599 - 179.7
=> $419.3
Therefore , the solution of the given problem of percentage comes out to be $239.6 price he will pay on first store and $419.3 on second store.
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Line segment XY has endpoints X(5, 7) and Y(– 3, 3). Find the equation for the perpendicular bisector of line segment XY.
Answer: The equation for the perpendicular bisector of line segment xy is .
Explanation:
It is given that the line segment xy has endpoints x(5,7) and y(-3,3).
The bisector divides the line segment xy in two equal parts, so the bisector must be passing through the midpoint of xy.
Midpoint of two points (x_1,y_1) and (x_2,y_2) is calculated as,
Midpoint of xy is,
So, the perpendicular bisector must be passing through the point (1,5).
The slope of line passing through the point (x_1,y_1) and (x_2,y_2) is calculated as,
Slope of line segment is . Therefore the slope of perpendicular bisector is -2 because the the product of slopes of two perpendicular lines is always -1.
The line passing through the point (x_1,y_1) with slope m is defined as,
Bisector passing through the point (1,5) with slope 2.
Therefore, the equation for the perpendicular bisector of line segment xy is .
Help ASAP I will give you 15 points and help with any of your questions
Answer:
1/2
Step-by-step explanation:
the distance from 6 to 18 is 12 and and 12 is halfway in between 6 and 18 so its 1/2
sorry if im wrong have a blessed day:)
Find the radius of a cube whose volume is 994 cubic centimeters.
Using work to find the radius
Answer:
Side of the cube: 10cm
Step-by-step explanation:
Firstly, I'd like to state that cubes actually do not have a radius, they have sides. Hence, I am going to solve for sides below:
Volume formula for a cube:
v = s³
Since the volume is 994 cm³
s³ = 994
s = \(\sqrt[3]{994}\)
= 9.97995986613
≈ 10cm
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Given parallelogram A B C D below, DE = 31 If EB = x-7, solve for x.
The diagonals of the parallelogram intersect at the center. Then the value of the variable 'x' is 38.
What is a parallelogram?It is a polygon with four sides. The total interior angle is 360 degrees. A parallelogram's opposite sides are parallel and equal. Its diagonals intersect in the center.
Given parallelogram A B C D below, DE = 31 If EB = x - 7.
By the definition, then the equation is given as,
EB = DE
x - 7 = 31
Simplify the equation, then we have
x - 7 = 31
x = 31 + 7
x = 38
The value of the variable 'x' is 38.
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Help me fix this (image attached)
The value of x from given quadrilateral ABCD is 27°.
In the given quadrilateral ABCD, ∠A=3x+5, ∠B=2x+15, ∠C=4x and ∠D=4x-10.
We know that, the sum of interior angles of quadrilateral is 360°.
Here, ∠A+∠B+∠C+∠D=360°
3x+5+2x+15+4x+4x-10=360°
13x+10=360°
13x=350°
x=350/13
x=26.9
x≈27°
Therefore, the value of x from given quadrilateral ABCD is 27°.
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100 points. Send notes for volume of prisms and cylinders - gradpoint
Answer:
V = Bh = πr2h
Step-by-step explanation:
what is the y intercept of 2y-5x=16
Answer:
2
Step-by-step explanation:
Lines AAA, BBB, and CCC show proportional relationships. Which line has a constant of proportionality between yyy and xxx of \dfrac{5}{4} 4 5 start fraction, 5, divided by, 4, end fraction?
If lines A, B and C shows proportional relationships, then the line A has a constant of proportionality between y and x is 5
Given the line A, B and C
The constant of proportionality is the ratio of the y coordinates to the x coordinate
k = y /x
Where k is the constant of proportionality
Consider the line A
One point on the line = (1, 5)
Constant of proportionality K = 5/1
= 5
Consider the line B
One point on the line = (3, 5)
Constant of proportionality k = 5/3
Consider the line C
One point on the line = (7, 5)
Constant of proportionality = 5/7
Therefore, the line A has the constant of proportionality of 5
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The given question is incomplete, the complete question is
Lines A, B, and C show proportional relationships. Which line has a constant of proportionality between y and x of 5?
I have some stickers in my collection.
My sister has 29 more than I do.
Together we have 773 stickers. How
many stickers are in my collection?
Answer:
Step-by-step explanation:
s=y+29
s+y=773, using s from above makes this
y+29+y=773
2y+29=773
2y=744
y=372
So you have 372 stickers in your collection.
someone please help.........
Answer:
i think its 1/16
Step-by-step explanation:
 someone help on number 2
Answer:D
Step-by-step explanation:
I'm prolly wrong so sorry
Answer:
I think it's 'D'
hopefully it's correct!
convert 4 years to months
Answer:
48 months
Step-by-step explanation:
12 times 4 48
Answer:
48 months
There's 12 months in 1 year.
So we would multiply 12 months by 4 years to get 48 months
5. Write an equation in slope-intercept form of the line that
passes through the points (4, 6) and (4, 2).
Answer:
2
Step-by-step explanation:
PLESE HELP ME RN PLEASE
Write an algebraic equation for this tape diagram. Then determine the value of x. You may use a calculator.
Answer:
16+3x=22.75
22.75-16=6.75
6.75÷3=2.25=x
The Pear company sells pPhones. The cost to manufacture Iphones isC(x)= -21x^2+52000x + 20940dollars (this includes overhead costs and production costsfor each pPhone). If the company sells pPhones for the maximum price they can fetch, therevenue function will be R(x) = -29x^2+ 196000x dollars.How many pPhones should the Pear company produce and sell to maximimze profit? (Rememberthat profit-revenue-cost)
ANSWER:
900
STEP-BY-STEP EXPLANATION:
Given the cost and revenue functions:
\(\begin{gathered} C\mleft(x\mright)=-21x^2+52000x+20940 \\ R\mleft(x\mright)=-29x^2+196000x \end{gathered}\)The profit is:
\(\begin{gathered} P(x)=R(x)-C(x) \\ P(x)=-29x^2+196000x-(-21x^2+52000x+20940) \\ P(x)=-29x^2+196000x+21x^2-52000x-20940 \\ P(x)=-8x^2+144000x-20940 \end{gathered}\)To maximize we derive the profit function and then set it equal to 0 to solve for x
\(\begin{gathered} P^{\prime}(x)=\frac{d}{dx}(-8x^2+144000x-20940) \\ P^{\prime}(x)=-16x+144000 \\ P^{\prime}(x)=0 \\ 0=-16x+144000 \\ 16x=14400 \\ x=\frac{14400}{16} \\ x=900 \end{gathered}\)To maximize profit, a total of 900 pPhones must be produced and sold.
Find the volume of a pyramid with a square base, where the perimeter of the base is 12. 8\text{ m}12. 8 m and the height of the pyramid is 12. 5\text{ m}12. 5 m. Round your answer to the nearest tenth of a cubic meter.
A pyramid with a square base has a volume of 42.67 cubic meters.
What is perimeter?A perimeter is a closed route that covers, surrounds, or outlines a two-dimensional form or length. The circumference of a circle or an ellipse is its perimeter. There are various practical applications for calculating the perimeter. The perimeter of a shape is the distance around its edge. A shape's perimeter is always computed by summing the lengths of each of its sides. The perimeter of a thing is the distance surrounding it. Your house, for example, has a fenced-in yard. The perimeter of the barrier is its length.
Here,
perimeter=12.8 m
side=12.8/4
=3.2 m
volume=1/3*3.2²*12.5
=1/3*128
=42.67 m³
The volume of a pyramid with a square base is 42.67 m³.
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A landscape architect wished to enclose a rectangular garden on one side by a brick wall costing $20/ft and on the other three sides by a metal fence
costing $10/ft. If the area of the garden is 162 square feet, find the dimensions of the garden that minimize the cost.
Length of side with bricks x
Length of adjacent side y
To minimize the cost of enclosing a rectangular garden, the dimensions should be x = 9 ft and y = 18 ft.
Let's denote the length of the side with bricks as x and the length of the adjacent side as y. The area of the rectangular garden is given as 162 square feet, so we have the equation xy = 162.
The cost of the brick wall is $20 per foot, and since only one side is enclosed by a brick wall, the cost for that side is 20x. The cost of the metal fence is $10 per foot, and since three sides are enclosed by a metal fence, the cost for those sides is 3(10y) = 30y.
To find the total cost, we add the costs of the brick wall and the metal fence: Total Cost = 20x + 30y.
To minimize the cost, we need to minimize the function Total Cost = 20x + 30y subject to the constraint xy = 162.
Using the method of Lagrange multipliers or solving for one variable in terms of the other from the constraint equation and substituting it into the cost function, we find that the dimensions that minimize the cost are x = 9 ft and y = 18 ft.
Therefore, the dimensions of the garden that minimize the cost are x = 9 ft and y = 18 ft.
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For the following relation to be considered a function, x cannot be
(12, 13), (-11, 22), (33, 101), (x, 56)
Answer:
The given relation is not a function if there exist multiple values of y for a single value of x.
We cannot determine whether the relation is a function or not by looking at the first three pairs.
For the fourth pair, we need to ensure that there is only one value of y for any given value of x. Therefore, x cannot be equal to 12, -11, or 33 because those values have already been assigned a specific y value. If x is equal to any of those values, it would create a situation where there are multiple y values for the same x value, violating the definition of a function.
Therefore, x cannot be equal to 12, -11, or 33.
There is a probablity of ____ that any individual at a random from
a population will fall (plus or minus) one standard deviation of
the mean.
Step-by-step explanation:
I hope this answer is helpful ):
What are the respective names of the points of concurrency?.
The respective names of the point of concurrency is:
1. Circumcenter
2. Incenter.
3. Centroid
4. Orthocenter
Point of concurrency:
The point of concurrency is a point where three or more lines or rays intersect with each other.
Circumcenter:
The circumcenter is the point of concurrency of the perpendicular bisectors of all the sides of a triangle.
Incenter:
The incenter is the point of concurrency of the angle bisectors of all the interior angles of the triangle.
Centroid:
The point where three medians of the triangle meet is known as the centroid.
Orthocenter:
The point where three altitudes of the triangle meet is known as the orthocenter.
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Juan has $10 to spend. He needs $13 to purchase the
supplies. Explain how to find the amount of money Juan
Answer:
JUST ADD 3$
Step-by-step explanation:
Answer:
juan needs to go ask for $3 more
Step-by-step explanation:
True of false: two expressions can only be equivalent if they share the same domain.
Answer
True I’d think
Step-by-step explanation: