Question

A car runs at the speed of 50 kms per hour when not serviced and runs at 60 km./hr. when serviced. After servicing the car covers a certain distance in 6 hours. How much time will the car take to cover the same distance when not serviced?

A) 8.2 hrs B) 6.5 hrs C) 8 hrs D) 7.2 hrs

Answer 1

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D) 7.2 h

Explanation

After servicing speed of car = 60 Km/hr

Distance covered in 6h = (60 X 6)km = 360 km.

When not serviced, then time taken to cover 360km = 360/50 = 7.2h

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Answer 2

Answer:

Answer: D.

Step-by-step Explanation