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A train cover a distance of 12 km in 12 minutes.if it's speed is decreased by 5km/h then the time taken by it to cover the distance of 22km will be
A train cover a distance of 12 km in 12 minutes.if it's speed is decreased by 5km/h then the time taken by it to cover the distance of 22km will be
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24 minutes 12km in 12 minutes so in 60minute it will cover 60 km. Then the speed will be 60km/h. 5km/h reduced 55km/h then time taken to cover 22km = (22/55)Hour, =0.4 hours which equals to 24 minutes .
