Avi drove from his home to college at 60 miles per hour. Returning over the same rout, there was a lot of traffic, and he was only able to drive at 40 miles per hour. If the return trip took 1 hour longer, how many miles did ne drive each way?
Solution
Correct Answer: Option C
suppose, he had drove x mile each way at time of going, he went 60 mile in 1 hour he went 1 mile in 1/60 hour he went x mile in x/60 hour at time of returning, he went 40 mile in 1 hour
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