A) 10 am
B) 10 : 30 am
C) 11 am
D) 11: 30 am
Correct Answer: C
Solution :
Distance travelled by first train in one hour \[=60\times 1=60\,km\] Therefore, distance between two train at 9 am \[=330-60=270\,\text{km}\] Now, Relative speed of two trains \[=60+75=135\,\text{km/h}\] \[\therefore \] Time of meet of two trains \[=\frac{270}{135}=\] After 2 hYou need to login to perform this action.
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