Question

A goods train leaves a station at a certain time and at a fixed speed. After 9 hours, an express train leaves the same station and moves in the same direction at a uniform speed of 128 km/hr, this train catches up the goods train in 7 hours. Find the speed of the goods train.

Q: Answer-A goods train leaves a station at a certain time and at a fixed speed. After 9 hours, an express tra...

Let the speed of the goods train be s kmhr Distance covered by goods train in 16 hrs s x 16 km Distance covered by express train in 7 hrs 7 x 128 km Distance covered by goods train in 16 hrs Distance covered by express train in 7 hrs So, 16s 7 128 16s 896 s 89616 56 So, Speed of goods train 56 kmhr