NIACL Model Paper 7 with solutions for free online practice

Question : 60 of 100

Marks: +1, -0

A car runs at the speed of 40 when not serviced and runs at 65 kmph. when serviced. After servicing the car covers a certain distance in 5 hours. How much approximate time will the car take to cover the same distance when not serviced ?

Validate

Solution:

(4) After servicing, the distance covered by the car in 5 hours = 65 x 5 = 325 km.
Without servicing, speed of car = 40 kmph
∴ Required time =

\text" Distance"/\text"Speed"

325/40 = 8.125

hours ≈ 8 hours

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