The speeds of two trains A and B are 35 km/hr and 4 km/hr. They are moving in the opposite directions on parallel tracks. The first train crossed a man standing at the side of the track in 4 seconds and the second train crossed the same man in 6 seconds. What is the time taken by the train to cross each other?

Question

Accepted Answer

Option A: @Img@:https://digitalbenchersfiles.s₃.ap-south-1.amazonaws.com/1754999564114Screenshot%202025-08-12%20at%205.22.28%20PM.png :@Img@. @Img@:https://digitalbenchersfiles.s₃.ap-south-1.amazonaws.com/1755000616666Screenshot%202025-08-12%20at%205.40.06%20PM.png :@Img@

Answer

Option B: @Img@:https://digitalbenchersfiles.s₃.ap-south-1.amazonaws.com/1755000542810Screenshot%202025-08-12%20at%205.38.51%20PM.png :@Img@

Answer

Option C: @Img@:https://digitalbenchersfiles.s₃.ap-south-1.amazonaws.com/1755000562070Screenshot%202025-08-12%20at%205.39.13%20PM.png :@Img@

Answer

Option D: @Img@:https://digitalbenchersfiles.s₃.ap-south-1.amazonaws.com/1755000582770Screenshot%202025-08-12%20at%205.39.32%20PM.png :@Img@

Time, Speed and Distance – Question 3

A solved UPSC CDS/OTA PYQ — decoded step-by-step.

The complete worked solution.

Time, Speed and Distance – Question 3

A solved UPSC CDS/OTA PYQ — decoded step-by-step.

The complete worked solution.

More Time, Speed and Distance questions — same topic, different frame.