Cars runingat the speed of 80 km per hour and take 23 hours to reach the destination if the car runs at the speed of hundred kilometre and how much hours will take to reach the same destination.
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Answer:
Initial cars speed = 80kmph
Time taken to reach destination = 23 hrs
Distance = 80*23 km
Wanted speed = 100kmph
Time that would be taken =80*23/100
= 18.4 hours
= 18 hours 24 minutes
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