Solve the problem.A deep sea diving bell is being lowered at a constant rate. After 8 minutes, the bell is at a depth of 600 ft. After 40 minutes the bell is at a depth of 1300 ft. What is the average rate of lowering per minute? Round to the nearest hundredth is needed.

A. 32.5 ft per minute
B. 21.9 ft per minute
C. 17.5 ft per minute
D. 0.05 ft per minute


Answer: B

Mathematics

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A. Shift 3 units to the left and 8 units upward. B. Shift 3 units to the right and 8 units downward. C. Shift 3 units to the left and 8 units downward. D. Shift 8 units to the right and 3 units downward.

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Solve the problem.The total sales in dollars of some small businesses fluctuates according to the equation  where x is the time in months, with  corresponding to January,  and  Determine the month with the greatest total sales and give the sales in that month.

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Graph.f(x) = -(x - 2)2

A.

B.

C.

D.

Mathematics

Perform the indicated operations and simplify the result. Leave the answer in factored form. +  - 

A.
B.
C.
D.

Mathematics