Question

a train 280metre long is moving at a speed of 60 km per hour what is the time taken by it to cross a platform 220 metre long​

Answer 1

Answer:

(500×18)/60×500=30 seconds

Answer 2

Answer:

30 second

Step-by-step explanation:

= > Distance = ( 280 + 220 ) m = 500 m

=> speed = 60 km/ hr = 60 x 5/ 18 m/ sec

= 50/3 m/ sec

=> Time = 500 ÷ ( 50/3) sec

= 30 sec