08/28/16

please help answer
The seating area of an auditorium is shaped like a trapezoid, with front and back sides parallel. The front of the auditorium measures 89 feet across, the back of the auditorium measures 151 feet... more
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08/28/16

if I have the sine, cosine, or tangent how do I find the reference angle in degrees?
cos 0 = 1/2 how do I figure out the reference angle in degrees
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08/28/16

Find the sum on terms
find the sum of the terms in the sequence 1,4,7,...,193.
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08/28/16

sum she must deposit today so that 300,000 of retirement. if the interest rate is 7% compound quarterly
Ryan wants to establish an account that will supplement her retirement beginning 25 years from now. find the lump sum she must deposit today so that 300,000 will be available at time of retirement.... more
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08/28/16

Compute the indicated value if it exists? (Look in description) precalc
Let f be the function defined byf={(-3,4),(-2,2),(-1,0),(0,1),(1,3),(2,4),(3,-1)}And let g be the function defined g= {(-3,-2),(-2,0),(-1,-4),(0,0),(1,-3),(2,1),(3,2)}Compute the indicated value if... more
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08/28/16

2 trucks leave a warehouse at the same time. 1 travels east at 55mi/hr, and the other travels due west at 47mi/hr. After how many hours will the 2 trucks be
2 trucks leave a warehouse at the same time. 1 travels east at 55mi/hr, and the other travels due west at 47mi/hr. After how many hours will the 2 trucks be 714 miles apart   
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08/28/16

In winter, the price of apples suddenly went up by $0.75 per pound. Sam bought 3 pounds of apples at the new price for a total of $5.88
I need to know how to set up this equation 
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08/28/16

Problem Solving Word Problem
A duathlon consists of a run, a bike ride, and a second run. Use the information below about the average rates of one participant who completed a 55 kilometer duathlon in 2 hours 35 minutes. First... more
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08/28/16

Multiplying and giving answer in correct sig fig
2334* 1.020*21.2   I dont understand why the answer is 50 500
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08/28/16

What does this mean and how do I solve it?
The value of the 8th term is 78. The sequence is increasing by 10 each step.   Explicit equation:   y=10x-2 Recursive:   now= previous term + 10       Find the 20th... more
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08/28/16

A particular shade of paint is made by 5 parts red paint with 7 parts blue paint. To make this shade, Shannon mixed 12 quarts of blue paint with 8 quarts of red
A particular shade of paint is made by mixing 5 parts red paint with 7 parts blue paint. To make this shade, Shannon mixed 12 quarts of blue paint with 8 quarts of red paint. Did Shannon mix the... more
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08/28/16

Maggie's brother is 3 years younger than twice her age. The sum of thier ages is 24. How old is Maggie
It invloves inverse operations
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08/28/16

What is the equation for this statement ?
The quotient, of the product 25 and an unknown number, and 45 is -65
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08/27/16

Math help needed
"The two given numbers are coordinates of points A and B, respectively, on a coordinate line. Express the indicated statement as an inequality involving the absolute value symbol.x, 5; d(A, B) is... more
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08/27/16

How to create an equation for this word problem and solve.
Tonya"s tennis Academy charges $25 per hour for lessons plus a $15 registration fee. Gerald spent a total of $290 for lessons. How many hours of lessons (h) did he take? Create an equation to... more
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08/27/16

The sum of three consecutive odd integers, the first of which is 2n + 1
im having trouble figuring out the answer to this question and I really don't even know where to start on it. if you guys could be help that would be great this is the only question that I am... more
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08/27/16

Solving for a varible
R(r1+r2)=r1r2 solve for r2
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08/27/16

Can you solve this
A Fahrenheit temperature, F, can be converted to its corresponding Celsius temperature by subtracting 32° from that temperature and then multiplying the result by 5/9. Write an expression that can... more
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08/27/16

Do 3 noncollinear points have to be coplanar?
If you have a rectangular prism and the points are the vertices, when picking noncollinear points, do they have to be on the same plane?
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08/27/16

Let n represent an even integer. Write an expression for the sum of that number and the next three even integers after it Simplify your expression fully.
 I need Help Can someone explain  
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08/27/16

filling up questions
you arrive at a gas station and pay $50 for gas. this gives you 12.28 gallons of gas.    1) what can you figure out from this information  2) can you determine the price of gallon of gas?  3)... more
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08/27/16

If X=logY then what is the answer when Y=2? Need help urgently!!!
I don't know how to do this so any help would be great! I'm desperate please!
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08/27/16

earning money
on the 8th day of summer ,ricky had $212 in his bank account. on the 40th day of summer, he had $852.   1) how much money did he have on the 20th day? 2) after how many days would he have... more
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08/27/16

Rate problems
can anybody tell me why my approach to  the following question in this way is wrong? Q. A teacher has 3 hours to grade all the papers submitted by the 35 students in her class. She gets through... more
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08/27/16

filling up question
you arrive at a gas station and pay $50 for gas. that gives you 12.28 gallons of gas.    1) what can you figure out from this information? 2) can you determine the price of a gallon of gas? 3)... more
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