Solve the problem.The volume V of a given mass of gas varies directly as the temperature T and inversely as the pressure P. A measuring device is calibrated to give  when  and  What is the volume on this device when the temperature is  and the pressure is 

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A. V = 117 in3 
B. V = 157 in3 
C. V = 9 in3 
D. V = 77 in3 

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Answer: A

Mathematics

Solve the problem.Integrate  over the region 0 ? x2 + y2 ? 36.

A. 2?(sin 6 - 6 cos 6) B. ?(sin 6 - 6 cos 6) C. 2?(sin 6 - cos 6) D. ?(sin 6 - cos 6)

Use the accompanying graph of y = f(x) to sketch the graph of the indicated equation.y = - f(x + 2) + 3  

A.

B.

C.

D.

Translate to an equation. Do not solve.14.2 is what percent of 86?

A. 14.2 = z × 86% B. 14.2 × z = 86 C. 14.2% = z × 86 D. 14.2 = z × 86

Multiply. ? 

A.  
B.  
C.  
D.