Solve the problem.A person standing close to the edge on top of a 160-foot building throws a baseball vertically upward. The quadratic function 
models the ball's height above the ground, s(t), in feet, t seconds after it was thrown. After how many seconds does the ball reach its maximum height? Round to the nearest tenth of a second if necessary.
A. 2 sec
B. 5.7 sec
C. 1.5 sec
D. 224 sec
Answer: A
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Solve. Round to the nearest hundredth, if necessary.The time T necessary to make an enlargement of a photo negative varies directly as the area A of the enlargement. If 80 seconds are required to make a 5-by-4 enlargement, find the time required for a 7-by-9 enlargement.
A. 315 sec B. 378 sec C. 189 sec D. 252 sec
Use a calculator to approximate the logarithm to four decimal places.log 2.40
A. 0.3802 B. 0.8755 C. 0.3617 D. 0.3979
The amount of snowfall in feet in a remote region of Alaska in the month of January is a continuous random variable with probability density function
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Find the amount of snowfall one can expect in any given month of January in Alaska. Give the answer to one decimal place, if necessary.
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__________ ft
Fill in the blank(s) with the appropriate word(s).
Determine between which two consecutive whole numbers each square root lies.
A. 8 and 9 B. 9 and 10 C. 7 and 8 D. 10 and 11