state gov TSPSC Group 4 Mock Test 2022-2023 Quantitative Aptitude Speed Time and Distance Relative Speed
Two trains of lengths 80 m and 100 m are moving in the same direction with their speeds in the ratio of 3 ∶ 2 respectively. If they cross a 20 m long bridge, then find the ratio of the time taken by first train to the time taken by second train to cross the bridge?
1
9 ∶ 5
2
5 ∶ 9
3
6 ∶ 5
4
5 ∶ 6