defence exam DGAFMS Group C 2025 Mock Test Series Quantitative Aptitude Speed Time and Distance Problem on Trains
Train x running at 84 km/h crosses another train y running at 52 km/h in opposite direction in 12 seconds. If the length of train y is two-third that of x then find the length of train x.
1
250 m
2
408 m
3
272 m
4
242 m