Solve the problem.A stone thrown downward with an initial velocity of 14.7 m/sec will travel a distance of s meters, where s(t) = 4.9t2 + 14.7t and t is in seconds. If a stone is thrown downward at 14.7 m/sec from a height of 431.2 m, how long will it take the stone to hit the ground? Round your answer to the nearest second.
A. 11 sec
B. 3 sec
C. 19 sec
D. 8 sec
Answer: D
Mathematics
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Solve the problem.The following Venn diagram describes the desserts people ordered at a party. Use it to determine how many people ordered ice cream but not cake.
A. 21 B. 15 C. 36 D. 7
Mathematics
Use the graph to answer the question. 
Which month in 2007 had the highest sales?
A. Month 12 B. Month 6 C. Month 5 D. Month 3
Mathematics
Solve.0.4(8 + t) = 10.8t + 0.6
A. 0.65 B. 0.85 C. 0.25 D. -0.15
Mathematics
The figure shows the graphs of the cost and revenue functions for a company that manufactures and sells binoculars. Use the information in the figure to answer the question.
Is there a profit when 947 binoculars are produced?
A. Yes B. No
Mathematics