Evaluate.8 ? 3 - 3

A. 72
B. 21
C. 27
D. 0


Answer: B

Mathematics

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Provide an appropriate response.Urban encroachment is causing the area of a forest to decline at a rate of 8% per year. Use the approximate half-life formula to determine the half-life of the forest.

A. 8.75 years B. 17.50 years C. 1.08 years D. 7.50 years

Mathematics

Solve the problem.The number of gallons of water in a swimming pool t minutes after the owner begins to drain it is   At what rate is the water being drained at the end of 10 minutes?

A. 500 gal/min B. 1000 gal/min C. 5000 gal/min D. 2500 gal/min

Mathematics

Solve the problem.Sheri wanted to know the total number of hours she worked this week. Her time card indicated the following hours: Monday, 7.02 hours; Tuesday, 7.54 hours; Thursday, 3.09 hours. How many hours has Sheri worked?

A. 16.65 hours B. 17.65 hours C. 17.55 hours D. 18.65 hours

Mathematics

Perform the operation. Write the answer as a fraction in lowest terms.3 ÷ 4

A.
B.
C.
D.

Mathematics