railway RRB JE (CBT I + CBT II) Mock Test 2024 Quantitative Aptitude Speed Time and Distance Relative Speed
Two places—P and Q are 400 miles apart. A car starts from P at a speed of 50 mph towards Q. After 75 minutes, another car starts from Q to P at a speed of 40 mph. After how many hours will both the cars meet?
1
5 hours
2
4 hours 30 minutes
3
4 hours
4
2 hours 45 minutes