Solve.The weight of a liquid varies directly as its volume V. If the weight of the liquid in a cubical container  on a side is 54 g, find the weight of the liquid in a cubical container 5 cm on a side.

A. 125 g
B. 250 g
C. 110 g
D. 10 g


Answer: B

Mathematics

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Use the inverse trig functions to express the angle in terms of the indicated unknown side. Use one of the inverse trig functions csc-1 or sec-1 to express angle A in terms of b.

A. A = csc-1 
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C. A = csc-1 
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Perform the indicated operation.(5x2 + 13x - 15) + (-7x2 - 7x + 2)

A. -2x2 + 20x - 17 B. -2x2 - 6x - 13 C. -2x2 + 6x - 17 D. -2x2 + 6x - 13

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Solve the problem.You have money in an account at 10% interest, compounded annually. To the nearest year, how long will it take for your money to double?

A. 6 years B. 4 years C. 7 years D. 10 years

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Perform the indicated operations.(6n5 + 19n2 + 20) - (-4n2 + 9n5 + 4)

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