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A train travels 240 miles at a speed of 80 miles/hour. On the way back the train slows down to 40 miles/hour.
Answered Jan 08, 2017
Ans will be 9 . because 240/80=3 hr time I come back with slow speed, it will be 240/40=6 hr total time will be 3+6=9 hr is correct answer.
Answered Nov 30, 2016
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