state gov WBPSC Food SI Mock Test 2023 Quantitative Aptitude Speed Time and Distance Problem on Trains
Two trains are running in opposite directions cross a man standing on the platform in 28 seconds and 40 seconds, respectively, they cross each other in 33 seconds. Find the ratio of their speeds.
A. 5 : 7
B. 7 : 5
C. 5 : 6
D. 7 : 6
1
A
2
D
3
C
4
B