Question
Krishna covers a certain distance by train at 25 km/hr.
and the equal distance on foot at 4 km/hr. If the time taken by him for the whole journey be 5 hrs and 48 minutes, how much total distance did he cover?Solution
Total distance = x km Distance by train = x/2 km Distance by Feet = x/2 km Time taken to cover x/2 by train = x/50 hours Time taken to cover x/2 by foot = x/8 hours => x/50 + x/8 = 5(48/60) => x = 40 km
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