Question

A train of 150 metre long is going towards north
direction at a speed of 10 m/s. A parrot flies at
the speed of 5 m/s towards south direction
parallel to the railway track. The time taken by
the parrot to cross the train is
(a) 12 sec (b) 8 sec
(c) 15 sec (d) 10 sec

Answer 1

Answer:

10 sec

Explanation:

total speeed=10+5=15

distance=150m

time=150/15

=10sec