Use the laws of exponents to simplify. Write the answer with positive exponents.

A. 3.51/14
B. 3.51/7
C.
D.


Answer: A

Mathematics

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Solve formula for the specified variable.P = 2L + 2Wfor L

A. L = P - 2W
B. L = 
C. L = 
D. L = P - W

Mathematics

Find the requested probability.A box contains the following mixture of colored marbles: 2 black, 3 red, 2 yellow, and 1 green. What is the probability of drawing a red marble followed by a green marble if the two marbles are drawn without replacement?

A.
B.
C.
D.

Mathematics

Solve the problem.Water is steadily pumped out of a flooded basement. Let v be the volume of water (in thousands of gallons) that remains in the basement t hours after water begins to be pumped. A linear model is shown. After how many hours of pumping will all the water be pumped out of the basement?

A. 4 hours B. 5.5 hours C. 4.5 hours D. 5 hours

Mathematics

Write an inequality to describe the situation.The number of people n at the concert is less than 881.

A. n ? 881 B. n < 881 C. n > 881 D. n ? 881

Mathematics