getmomoney64 getmomoney64

06-12-2017
Mathematics

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Two NASCAR cars are racing around a 2 mile track. One car can complete a lap in 48 seconds, and the other car can complete one lap in 40 seconds. If they start side by side, after how much time will they be side by side again? A) 4 min. B) 8 min. C) 10 min. D) 12 min.

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jorel1380 jorel1380

07-12-2017

Find the least common multiple of 48 and 40. In this case, it's 240. The cars will be even again in 240 seconds, or 4 minutes
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