engineering recuitment UPCL AE (E&M) 2021 Mock Test Quantitative Aptitude Speed Time and Distance Relative Speed
Two stations A and B are 110 km apart on a straight line. One train starts from A at 7 a.m and travels towards B at 20 kmph. Another train starts from B at 8 a.m. and travels onwards A at a speed of 25 kmph. At what time will they meet?
1
9 a.m.
2
10 a.m.
3
11 a.m.
4
10.30 a.m.