Question

please tell me this answer​

Answer 1

speed=d/t

= 12000m/600sec

= 20 m/sec

then, T= 6 seconds

D= 120 metre....ans.........

Answer 2

Answer:

120

explanation:

Speed of the train =

10×60

12×1000

m/sec=20m/sec.

Length of the train = Speed of the train × Time taken by the train to pass a telegraph post =(20×6)m=120m