Question

How much time will a tran of length 450m take to cross a bridge of length 1550m at the speed of 60 km/h?

Answer 1

Step-by-step explanation:

total distance to be covered by train=1550+450=2000m

speed =60km/hr.=60 ×5/18=300/18

since time=distance /speed

time=2000×18/300=120 min.

here your answer