Solve the problem.Two people are running around an oval track. They leave the starting point together. One completes the track every 24 minutes. The second completes the track every 30 minutes. How long will it take for them to both pass the starting point at the same time, if they both continue to run?
A. 30 minutes
B. 24 minutes
C. 720 minutes
D. 120 minutes
Answer: D
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Use a calculator with a 
key or a 
key to solve the problem.The exponential function 
describes the price P, in dollars, of a movie ticket in a local cinema in year x, assuming a yearly inflation rate of 
What was the original ticket price (year 0)? What will the price be in year 9?
What will be an ideal response?
Provide an appropriate response. Solve the given problem: Joe has a new swimming pool in his back yard. If Joe used his hose alone it would take 40 hours to fill the pool. His neighbor, Dan, has a cistern and Dan's hose would take 60 hours by itself. If Joe uses both hoses, how long would it take to fill the pool?
A. 18 hours B. 24 hours C. 10 hours D. 100 hours
Solve the problem.In how many ways can you answer the questions on an exam that consists of 7 multiple choice questions, each of which has 3 answer choices?
A. 3027 B. 2187 C. 1957 D. 343
The graph of the derivative function f' is given. Find the critical numbers of the function f.
A. -1 B. -1, 1 C. -1, 0, 1 D. 0