1,067 Answered Questions for the topic Math Question
Math Question Math
04/20/15
the plans for a shed
the plans for a shed call for a rectangular floor with a perimeter of 336 ft. the length is three times the width. find the length and width.
the width is _ the length is _
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04/19/15
story problem math please explain in detail
she needs to prepare 130 pounds of coffee beans selling for $4.46 a pound. shes going to blend together a high quality bean costing 5.50 a pound, and a cheaper bean at 3.25 per pound. to the...
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04/19/15
the price of a car is increasing by 3.5% this year the price is $18,295. find the increase and the new price.
a car manufacturer announced that next year the price of a certain model car would increase by 3.5%. this year the price is $18,295. find the increase and the new price.
04/19/15
The governor of state A earns 53,355 more than the governor of state B. If combined they make 305,285, what are the salaries of each?
Governor of state A earns $53,355 more than Governor of state B.
Combined salaries make $305,285.
How much does Governor A and Governor B make?
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04/19/15
find an equation of the line with m=3/2, (5,-3) write the equation in the form Ax+By=C. Show Work.
find an equation of the line with the given slope that passes through the given point. write the equation in the form Ax+By=C. Show work.
m=3/2, (5, -3)
Math Question
04/15/15
Write the equation for the line that is perpendicular to y=3x-5 and passes through the point (3,2)
Write the equation for the line that is perpendicular to y=3x-5 and passes through the point (3,2)
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Math Question Math Help
04/15/15
solve by elimination method
8x-y=67
x+7y=44
determine solution of the system. select the correct choice below and, if necessary, fill in the answer box to complete your choice
a) _ (type an ordered pair)
b) there...
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Math Question
04/12/15
Answer to 1+1+1+1+1 1+1+1+1+1 1+1x0+1=?
two lines of addition of 5 ones
1+1+1+1+1
1+1+1+1+1
And a third line
1+1x0+1=?
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Math Question
04/09/15
LUMP SUM PROBLEM
So you want to be a “millionaire” and you have 45 years to achieve it. What lump sum could you invest now to reach your goal, assuming that (on average) you receive an annual rate of return of 9%...
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Math Question
04/09/15
Expected value
Imagine going to an electronics conference that is selling raffle tickets for $1 at the door. The prizes to be given away are: a $225 large flat screen television; two $75 MP3 players; and three...
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04/06/15
find how many quarters and dimes there
a parking meter contains quarters and dimes worth $9.50. there are 62 coins in all. find how many of each there are.
how many quarters there are
_ quarters
how many dimes there are
_ dimes
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04/06/15
solve by the elimination method
3r-5s=14
5r+3s=46
determine the solution of the system. select the correct choice below and, if necessary, fill in the answer box to complete your choice.
a) _ (type an ordered pair)
b)...
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04/06/15
solve by the substitution method
r-9s=0
9r-3s=390
what is the solution of the system. _ (type an ordered pair)
04/06/15
solve the following system of equations using the substitution method
x=y+7
2x+y=5
the solution is. _ (type an ordered pair)
solve by elimination method
8x-y=67
x+7y=44
determine the solution of the system. select the correct choice below and, if necessary, fill in the answer box to complete your choice.
a) _ (type ordered pair)
b) there...
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Math Question
04/04/15
Using the 68-95-99.7 Rule
The length of human pregnancies from conception to birth varies according to a distribution that is approximately normal with a mean of 266 days and a standard deviation of 16 days. Using the...
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Math Question
04/03/15
Decreasing Margin of error
Suppose you want to decrease your margin of error by a factor of 6. By what factor, do you need to increase your sample size? In other words, if you want to decrease your margin of error from 42%...
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Math Question
04/01/15
Find two numbers whose sum is 22, and whose difference is 10.
What is the larger number?__
What is the smaller number?__
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Math Question
04/01/15
Solve by the substitution method.
y-3x=16
9y+x=32
What is the solution of the system?
___
(Type an order pair.)
Math Question
03/28/15
N^3+N^3=N^3
I can't solve this question.Please help me. I have an example of itN^2+N^2=N^23^2+4^2=5^29+16=2525=25both become equal.And don't use 0Please help me.
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Math Question
03/26/15
compact disk that will have 5 songs
How many ways can I arrange the 5 songs on the cd?
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Math Question
03/24/15
The 68-95-99.7 Rule
Consider that the National Health Center for Statistics reports that females (age 21) have heights that are normally distributed, approximately centered at a mean of 65 inches (5 feet 5 inches)...
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Math Question Math Word Problem
03/24/15
A sign is the shape of a trapezoid The paralllel sides measured 18 inches and 35 inches The distance between these sides was 19 inches
What was the area? Help!!!
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Math Question
03/23/15
Weighted Means
Suppose your science class grade is weighted according to the following table:
Category and Weight Exams50%Homework15%Projects20%Quizzes15%If you currently have a 91% in Exams, a 98% in Homework,...
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