Find the exact value of the given expression.

A.
B.
C.
D.


Answer: B

Mathematics

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Decide if the answer is reasonable or unreasonable by rounding the numbers and estimating the answer. If the answer is not reasonable, find the correct answer.31.3 ÷ 1.14 = 2.746

A. Unreasonable, should be 27.46 B. Unreasonable, should be 0.2746 C. Reasonable D. Unreasonable, should be 27.5

Mathematics

Add the integers.-10 + (-13)

A. -24 B. 24 C. 23 D. -23

Mathematics

Change the logarithmic expression to an equivalent expression involving an exponent.ln y = 8

A. 8e = y B. e8 = y C. ey = 8 D. y8 = e

Mathematics

Solve the problem.One maid can clean the house in 2 hours. Another maid can do the job in 5 hours. How long will it take them to do the job working together?

A.  hr
B.  hr
C. 3 hr
D. 1 hr

Mathematics