Use multiplication to check the answer. If an answer is incorrect, find the correct answer.
A. Incorrect; should be 116
B. Correct
C. Incorrect; should be 115 R208
D. Incorrect; should be 115 R318
Answer: B
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Solve the problem.If the probability that an identified hurricane will make a direct hit on a certain stretch of beach is 0.25, what are the odds against a direct hit?
A. 3 to 1 B. 2 to 1 C. 1 to 4 D. 4 to 1
Convert the angle from radian measure to degree measure. Round to the nearest hundredth of a degree when appropriate.3
A. 172.19° B. 343.48° C. 171.89° D. 343.78°
Solve the problem.A cruise boat travels 60 miles downstream in 4 hours and returns to its starting point upstream in 6 hours. Find the speed of the stream.
A. 27.5 mph B. 2.5 mph C. 12.5 mph D. 15 mph
Solve the problem.The logistic growth model 
represents the population of a bacterium in a culture tube after t hours. What was the initial amount of bacteria in the population?
A. 29 B. 30 C. 35 D. 31