engineering recuitment DRDO CEPTAM STA B Tier I (Sr. Technical Assistant) Mock Test 2022 Quantitative Aptitude Speed Time and Distance Problem on Trains
A 400 metre long train crosses a 200 metre long platform. If the speed of train 30 km/hr, then what is the time taken (in seconds) to cross the platform?
1
70
2
75
3
72
4
80