Teaching Bihar Sakshamta Pariksha (Niyojit Shikshak) Mock Test 2024 Quantitative Aptitude Speed Time and Distance
A train crosses a tree and a 150-metre long school boundary in 20 seconds and 50 seconds respectively. What is the speed of the train?
1
18 km/hr
2
25 km/hr
3
32 km/hr
4
52 km/hr