state gov UPPSC BEO Previous Year Paper Mock Test Quantitative Aptitude Speed Time and Distance Relative Speed
Two trains were running in the same direction at 90 km per hour and 70 km per hour respectively. The faster train passed a man standing in the slower train in 18 seconds. The length of the faster train is
1
80 metres
2
100 metres
3
120 metres
4
150 metres