A train crosses two men walking in the same direction at a speed of 3 kmph and 6 kmph in 10 sec and 11 sec. find the length of train
Answers
Answered by
36
Answer:
Correct option is
C
25 km/hr
Distance covered by the first person in 10 seconds = [(3×
18
5
)×10]m=
3
25
m
Distance covered by the second person in 11 seconds = [(5×
18
5
)×11]m=
18
275
m
∴ The train travels a distance =
18
275
−
3
25
=
18
125
m in (11−10)=1 second.
∴ Speed of the train = (
18
125
×
5
18
) km/hr =25 km/hr.
Similar questions