Question

A car runs at the speed of 50 kmph when not serviced and runs at 60 kmph, 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 hours
• B. 6.5 hours
• C. 8 hours
• D. 7.2 hours

Answer 1

Answer:

D. 7.2 hours

Speed of car when not serviced = 50 km/hr Speed of car when serviced is 60 km/hr and the distance it covered in 6 hours is = 360 km Time taken by the car to cover 360 km When not serviced is=360/50 =7.2 hours