Divide. ÷ 

A.
B.
C.
D.


Answer: A

Mathematics

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Which of the following symbols indicates a rotation? ?

A.

?658     865


B.

?xy4    4yx


C.

?


D.

?


E.

?abc    abc


Mathematics

Write a short statement that expresses a possible function between the given variables.(number of SUVs on road, air quality)

A. As the quality of the air deteriorates, the number of SUVs on the road decreases. B. As the number of SUVs on the road increases, the quality of the air generally deteriorates. C. As the quality of the air deteriorates, the number of SUVs on the road increases. D. As the number of SUVs on the road decreases, the quality of the air generally deteriorates.

Mathematics

Multiply and simplify. Assume all variables represent nonnegative real numbers. Write your answer in radical notation. ? 

A. -3n B. 10n C. 7n D. -10n

Mathematics

Solve the problem.A painter can finish painting a house in 5 hours. Her assistant takes 7 hours to finish the same job. How long would it take them to complete the job if they were working together? (Round your answer to the nearest tenth, if necessary.)

A. 2.9 hr B. 4 hr C. 6 hr D. 3.4 hr

Mathematics