Question

a train cross 110 m long plateform in 13.5 s and 205 m long plateform in 18.25 s.speed of train=?​

Answer 1

Answer:

9.6 m/s

Step-by-step explanation:

s=d/t

= 110/13.5

= 8.14 m/s

second case

s=d/t

= 205/18.25

= 11.23 m/s

average speed is

8.14+11.23 / 2

= 9.6 m/s