Taxi Ride Riddle. Can you solve it?

Question

Taxi Ride Riddle. Can you solve it?

A taxi driver was called to take a group of passengers to the train station. The station is normally an hour away, but with traffic being extra heavy, it took a full hour and a half. On the return trip the traffic was still as heavy and yet it took only 90 minutes. Why?

Answer 1

because 1 and a half hour equals 90 minutes.

Answer 2

Because he is a math genuis............

Answer 3

The traffic was still as heavy but not in the return trip direction.  On the way home you are traveling on the opposite side of the rode.

Answer 4

Because he was on metric time on the way back!

Answer 5

90 mins is the same as 1 1/2 hours

Answer 6

but 90 min is the same as a full hour and a half so i dont get it  

Answer 7

an hour is 60 minutes  half of an hour is 30 minutes  60 plus 30  is ninety....  so it took the same amount of time

Answer 8

90 min is 1.5 hrs