Comprehension Passage
Direction: Study the graph carefully and answer the following question.
The given bar graph shows the time taken (in second) by trains P, Q, R, S and T to cross a pole and to cross a 750 meter long bridge.
If the train L cross the train P in 12 sec in the opposite direction. Find the speed of the train L if the length of train L is double the length of train P.
1
80 m/s
2
75 m/s
3
85m/s
4
65 m/s
5
90m/s