A car traveled 180 kilometers at 60 kilometers per hour and returned at 45 kilometers per hour. How many hours longer did the return trip take?
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- Find the time for each trip separately.
- Calculate 180 ÷ 45 − 180 ÷ 60.
Show the answer and solution
Answer: 1
The first trip took 180 ÷ 60 = 3 hours, and the return took 180 ÷ 45 = 4 hours. The difference is 1 hour.