Question

If a train A, 250 m long, travelling at a speed of 20
m/s takes 30 s to overtake another train B travel-
ling at a speed of 18 km/h in the same direction,
then find the length of the train B.​

Answer 1

Answer:

the length of the train B is 316.6 m

Answer 2

Answer:

your answer is in the attachment