if a train runs at 40kmph it reaches its destination late by 11 minutes. but if it runs at 50kmph it is late by 5 minutes only.find the distance to be covered by the train?
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Let the correct time to complete the journey be x min.
Distance covered in (x + 11)
min.= Distance covered in (x + 5) min at 50 km/hr
∴ (x+11)60 * 40
= (x+5)60 * 50
=x = 19 min.
Distance covered in (x + 11)
min.= Distance covered in (x + 5) min at 50 km/hr
∴ (x+11)60 * 40
= (x+5)60 * 50
=x = 19 min.
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