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math
Questions and answers by visitors named
math
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Questions (557)
Army in 2010: 562.4
Army in 2017: 476 Navy in 2010: 324.2 Navy in 2017: 322.9 Marines in 2010: 203.1 Marines in 2017: 182
1 answer
27 views
A credit card company offers an annual 2% cash-back rebate on all gasoline purchases. If a family spent $5,450 on gasoline
1 answer
25 views
A retired couple has a fixed income of $3,900 per month. Assuming an annual inflation rate of 7% (compounded annually), what is
1 answer
26 views
The profit P a company makes for selling n smartwatches can be modeled by
P = 20n − 1,000. (a) What is the P-intercept?
1 answer
19 views
Express 50 mph in kilometers per hour.
3 answers
18 views
Solve. Round to the nearest hundredth if necessary.
Express 50 mph in kilometers per hour.
1 answer
22 views
Suppose the following table shows the population and area of three countries. The population density of a country is the number
5 answers
32 views
If a bond has a par value of $1,000 and a coupon of 6%, what is the nominal value (in dollars) of the bond if the current
1 answer
20 views
A payday lender charges $16.50 for each $100 borrowed. Suppose someone borrows $500 for 18 days. What is the annual simple
1 answer
23 views
On a hike, Parker noticed that the temperature at the base of a mountain was 68°F. At a point on the mountain that was 2,000
1 answer
20 views
On a hike, Parker noticed that the temperature at the base of a mountain was 68°F. At a point on the mountain that was 2,000
1 answer
18 views
Express 50 mph in kilometers per hour.
3 answers
13 views
what is the missing length of a rectangular prism where the height and width are both 9cm and the surface area is 342cm square
1 answer
17 views
Jerry wants to wrap a present in a box for his grandmother. The box measures 6 inches high, 2 inches wide and 3 inches long. How
1 answer
13 views
what two dimensional shape is created by slicing a right rectangular pyramid perpendicular to the base?
1 answer
47 views
what is the length of the pyramid?
14yd 15.2yd 8yd 12yd
1 answer
12 views
what is the length of the 3D pyramid?
height 14yd 15.2 8yd 12yd
1 answer
14 views
The surface area of a square pyramid is 116 inches square and the total area of the pyramids four triangular faces is 80 inches
1 answer
17 views
A person begins a fake news story by telling it to three people. Call this Generation 1. Each of those three people tells the
3 answers
18 views
A person begins a fake news story by telling it to five people. Call this Generation 1. Each of those five people tells the
1 answer
18 views
The tuition in the school year 2012–2013 at a certain university was $11,000. For the school year 2017–2018, the tuition was
1 answer
23 views
A technology specialist studied the relationship between time spent on social media and age. One observation found that a
2 answers
23 views
A technology specialist studied the relationship between time spent on social media and age. One observation found that a
5 answers
23 views
what is the missing length of a rectangular prism where the height and width are both 9 cm and the surface area is 432cm
1 answer
18 views
fill in the ? marks for the surface area of a triangular prism
SA= ? + (s1 +s2+s3) ?
1 answer
8 views
A technology specialist studied the relationship between time spent on social media and age. One observation found that a
1 answer
13 views
Find the maximum or minimum of the function.
y = −x2 − 8x
1 answer
14 views
Find the maximum or minimum of the function.
y = −x2 − 6x
1 answer
15 views
List the elements of the sample space defined by the experiment. (Enter your answers as a comma-separated list.)
Select an even
1 answer
16 views
A coin is tossed four times. Assuming the coin is equally likely to land on heads or tails, compute the probability of the event
1 answer
26 views
Evaluate the expression. Show your work
C(7, 3)
1 answer
17 views
Evaluate the expression. Show your work
C(7, 4) · C(9, 4)
1 answer
14 views
How many combinations are possible? Assume the items are distinct. Show your work.:
7 items chosen 4 at a time
1 answer
19 views
Six rock songs and four rap songs are on a disc jockey's playlist for a radio show. How many different orders can the songs be
7 answers
36 views
A professor gives his students 8 essay questions to prepare for an exam. Only 3 of the questions will actually appear on the
1 answer
25 views
A coin is tossed four times. Assuming the coin is equally likely to land on heads or tails, compute the probability of the event
3 answers
26 views
A dodecahedral die (one with 12 sides numbered from 1 to 12) is tossed once.
Determine the number of elements in the sample space
1 answer
13 views
Two regular 6-sided dice are tossed. Compute the probability that the sum of the pips on the upward faces of the 2 dice is at
1 answer
26 views
If two dice are rolled, compute the probability of rolling doubles (both dice show the same number of pips). (Enter the
1 answer
27 views
The probability of an event is given. Find the odds in favor of the event.
0.3
1 answer
32 views
The height of a certain plant is determined by a dominant allele T corresponding to tall plants and a recessive allele t
1 answer
19 views
Two dice are rolled. Determine the probability of the following. ("Doubles" means both dice show the same number. Enter your
1 answer
25 views
A coin is flipped 4 times. What is the probability of getting at least 1 tail? (Enter your probability as a fraction.)
1 answer
18 views
Use the image to answer the question.
An illustration shows a pyramid with a rectangular base. The length of the base is labeled
1 answer
10 views
A holiday ornament in the shape of a square pyramid has the following dimensions: 2.75 x 2.75 x 2.75 in. What is the approximate
1 answer
11 views
There is a rectangular prism and pyramid with congruent bases and height. If the volume of the pyramid is 48 in.3 , what is the
1 answer
9 views
A rectangular prism has a base area of 15 cm2 , and pyramid with a congruent base and height has a volume of 20 cm3 . What is
1 answer
24 views
Use the model for the base of a triangular prism and triangular pyramid. If the heights are both 9 cm, what is the volume of
1 answer
11 views
Use the image to answer the question.
An illustration shows a triangular prism and a triangular pyramid. The edges that are not
1 answer
23 views
Use the image to answer the question.
An illustration shows a triangle with sides measuring 21, 17, and 10. A perpendicular line,
1 answer
20 views
Use the image to answer the question.
An illustration shows a rectangular prism joined two triangular prisms on either side. The
1 answer
11 views
Use the image to answer the question.
An illustration showing two cubes joined on both sides of a cuboid. The sides of the cube
1 answer
40 views
Use the image to answer the question.
An illustration shows a that is shaped like a rectangular prism with two triangular prisms
1 answer
15 views
Use the image to answer the question.
A 3-dimensional illustration shows two horizontal rectangular prisms, with the smaller one
1 answer
17 views
Use the image to answer the question.
An illustration shows a drawing of a pedestal desk with two full-width legs and a gap in
1 answer
17 views
can a refrigerator that is 31.5 cubic feet fit in a space that is 31 cubic feet?
1 answer
22 views
what is the volume of a cube with a side length of 2.3 inches. If needed, round your answer to the nearest tenth.
1 answer
12 views
if the volume of a right rectangular prism is 2.8 inches cube and its length and width have a product of 2.8 inches square, what
1 answer
19 views
Lloyd bought a refrigerator that measures 70cm x 75 cm x 150 cm to fit a space with a volume of 750,000 cm cubed. Will the
1 answer
12 views
what is the volume of the rectangular pyramid? The height is 3m, length is 8m and width is 8.5m
1 answer
10 views
A slice of cheese is cut from a wheel of parmesan, and the wedge approximates the shape of a rectangular pyramid. It's base is
1 answer
9 views
A rectangular prism has a volume of 36 inches cubed. If a rectangular pyramid has a base and height congruent to the prism, what
1 answer
12 views
A rectangular pyramid has a volume of 420 inches cubed. If a rectangular prism has a base and height congruent to the pyramid,
1 answer
16 views
A prism and a pyramid both have this triangular base. If both shapes have the height and the volume of the prism is 540 inches
1 answer
16 views
A prism and a pyramid both have this triangular base. If both shapes have the height and the volume of the prism is 540 inches
1 answer
18 views
what is the volume of the composite figure?
20cm 5cm 15cm 5cm 5cm
1 answer
16 views
what is the volume of the composite figure?
2cm 3cm 2cm 8cm 3cm 4cm 4cm
1 answer
20 views
what is the volume of the square table?
measurements of 29in 1 in 29in leg 23in 9in 9in base 3in 11in 11in
1 answer
12 views
what is the volume of a rectangular pyramid with a base of 200 square meters and a height of 75 meters?
1 answer
22 views
Can a refrigerator that is 21.5 cubic feet fit in a space that is 21 cubic feet? (1 point)
Responses No, it is too small for the
1 answer
13 views
Lloyd bought a refrigerator that measures 76 cm×76 cm×170 cm to fit in a space with a volume of 975,000 cm3 . Will the
1 answer
17 views
Use the image to answer the question.
An illustration shows a triangular pyramid and a triangular prism. The edges that are not
1 answer
23 views
Use the image to answer the question.
An illustration shows a triangle with its base as 20 feet and its perpendicular height as 6
1 answer
11 views
Use the image to answer the question.
An illustration shows a rectangular prism with a cube placed on top. The cube is 3 inches
1 answer
31 views
Use the image to answer the question.
An illustration shows an inverted U-shaped structure made up of three rectangular prisms.
2 answers
51 views
Use the image to answer the question.
An illustration shows a center-pedestal type table with the table top placed on vertical
1 answer
22 views
What is the volume of a rectangular pyramid with a base of 200 square meters and a height of 75 meters? Show your work.(2
1 answer
12 views
what is the volume of a cube with an edge length of 2.5 feet
1 answer
12 views
what is the height of a right rectangular prism with a length of 2cm and a width of 10cm and a volume of 75cm^3
1 answer
15 views
what is the formula for volume of a aright rectangular prism
1 answer
15 views
what is the formula to find the volume of a rectangular pyramid
1 answer
11 views
1A. How many dimensions does a prism have?
1 answer
10 views
1C. In your own words, describe the steps you would take to measure the surface area of a box.
1 answer
22 views
The volume of a box is 400in.
The height is 5 in. What is the area of the base of the box?
1 answer
15 views
To find the maximum amount of water it takes to fill a rectangular fish tank, you need to know the
1 answer
14 views
How many sides make up the total surface area of a box?
1 answer
12 views
What is the length of each side of a cube with the total surface area of 96 inches squared
1 answer
15 views
A rectangular pyramid has a volume of 10cm^3. What is the volume given it has a congruent base and height?
5 answers
16 views
A pyramid and a prism have congruent triangular bases, If their heights are both 15m, what is the volume of each shape?
3 answers
14 views
Given a triangular pyramid and triangular prism with congruent bases and the same heights, what do you know about the
1 answer
13 views
A grandparent puts $5,000 into a college education fund for a grandchild. If the fund earns 3.75% annual interest compounded
1 answer
16 views
How long (in years) will it take to triple your money if it is invested in a certificate of deposit (CD) that pays 3% annual
1 answer
21 views
Suppose the average growth rate for a small town with a population of 35,230 in the northeast United States was approximately
3 answers
16 views
Sediment buildup behind a dam can adversely affect a reservoir's storage capacity. Measurements of a reservoir in 1988 showed it
3 answers
34 views
An oceanographer measured the length, in meters, of a deepwater wave and its speed, in meters per second. The results are shown
1 answer
13 views
The possible ways to complete a multiple-choice test consisting of 20 questions, with each question having four possible answers
5 answers
32 views
A state lottery game consists of choosing one card from each of the four suits in a standard deck of playing cards. (There are
1 answer
26 views
Evaluate the expression.
P(10, 5) over P(9, 5)
1 answer
12 views
How many combinations are possible? Assume the items are distinct.
15 items chosen 15 at a time
3 answers
20 views
Suppose you ask a friend to randomly choose an integer between 1 and 10, inclusive.
What is the probability that the number will
1 answer
16 views
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