A car moves at the speed of 108 km/hr after repairing and moves at the speed of 72 km/hr before repairing. It covers a distance of x km in 3 hours after repairing. How much time will it take to cover a distance of 5 x km before repairing?
1
25 hours 20 minutes
2
24 hours
3
20 hours 40 minutes
4
22 hours 30 minutes
5
None of these