Question
Before servicing, a car runs at a speed of 25 km/hr
while after servicing, it runs at a speed of 50 km/h. After servicing the car covers a certain distance in 8 hours. How much time would the car have taken to cover the same distance when it was not serviced?Solution
After servicing, Distance covered by the car = 50 × 8 = 400 km Required time taken = 400/25 = 16 hours
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