Question 230813
At a NASCAR track, the distance per lap is 2 miles. Lou drives his car at a constant rate of 160 miles per hour. Red drives his car at a constant rate of 170 miles per hour. How long will it take before Red gains 2 laps in relation to Lou?
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2 laps = 4 miles
Red is gaining at 10 mph (170-160)
4 miles/10 mph = 0.4 hours = 24 minutes