engineering recuitment DRDO CEPTAM STA B Tier I (Sr. Technical Assistant) Mock Test 2022 Quantitative Aptitude Speed Time and Distance Problem on Trains
Two trains X and Y of length 120 m and 60 m running with speed at 40 m/s and 60 m/s in same direction. Then, find the time taken by train to cross each other.
1
4 seconds
2
6 seconds
3
9 seconds
4
2 seconds