Solve the problem.A window washer accidentally drops a bucket from the top of a 144-foot building. The height h of the bucket after t seconds is given by 
When will the bucket hit the ground?
A. -3 sec
B. 3 sec
C. 48 sec
D. 9 sec
Answer: B
Mathematics
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Find the location of the indicated absolute extremum for the function.Maximum
A. x = 4 B. x = -1 C. x = 1 D. No maximum
Mathematics
Suppose you have the following project digraph. (The numbers in parentheses represent hours.)
The number of tasks in the project is
A. 9. B. 6. C. 8. D. 7. E. none of these
Mathematics
Find the mean for the list of numbers. Round to the nearest tenth.8.9, 5.3, 7.9, 6.4, 12.8, 11.1, 9.1, 6.8, 11.8, 12.8
A. 10.3 B. 9.3 C. 8.8 D. 9.8
Mathematics
Solve.If y varies directly as the square root of x, and y = 10 when x = 1, find y when x = 25.
A. 2
B. 250
C. 50
D. 
Mathematics