Question 981347
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Car A at 70mph:
100 mi/(70 mi/hr)=1.43 hours
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Car B at 60 mph:
100 mi/(60 mi.hr)=1.67 hours
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1.67 hours-1.43 hours=0.24 hours
(0.24 hours)(60 min/hr)=14.2 minutes
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Car A (70 mph) arrives 14.2 minutes ahead of Car B (60 mph)