Teaching OSSC TGT Teachers Mock Test 2023 Quantitative Aptitude Speed Time and Distance Relative Speed
Two trains, 121 m and 99 m long, are running in opposite directions at the speeds of 40 kmph and 32 kmph respectively. In what time will they completely cross each other from the moment they meet?
1
10 seconds
2
9 seconds
3
11 seconds
4
None of these