Simplify the radical expression. Assume that all variables represent positive real numbers.

A. x4
B. x5
C. x5
D. x6


Answer: C

Mathematics

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Solve the problem.The local Tupperware dealers earned these commissions last month:What was the mean commission earned? Round your answer to the nearest cent.

A. $2750.12 B. $3437.65 C. $2744.12 D. $3055.69

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Write the improper fraction as a mixed number.

A. 3
B. 4
C. 2
D. 3

Mathematics

Find the median of the set of data.18, 21, 31, 43, 65, 72, 89

A. 48 B. 31 C. 65 D. 43

Mathematics

Solve the equation or inequality graphically. Express solutions or endpoints of intervals rounded to the nearest hundredth, if necessary. = 

A. {2.31, 1.38} B. {-2.31, 1.38} C. {2.31, 2.31} D. {-2.31, -1.38}

Mathematics