Ram covers a part of the journey at 20 kmph and the balance at 70 kmph taking total of 8 hours to cover the distance of 400 km. How many hours has been driving at 20 kmph?

Submitted by: Administrator
1. 2 hours
2. 3 hours 20 minutes
3. 4 hours 40 minutes
4. 3 hours 12 minutes

Ans : D
Submitted by: Administrator

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