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A scooter runs at a speed of 49 km/hr af...

A scooter runs at a speed of 49 km/hr after repairing and runs at 42km/hr before repairing. It covers a certain distance in 7 hours after repairing. How much time will it take to cover twice of the distance before repairing?

A

8 hours 10 mins

B

12 hours 20 mins

C

16 hours 20 mins

D

18 hours 30 mins

Text Solution

Verified by Experts

The correct Answer is:
C
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