The length of train X is 80% more than that of train Y. The speed of train X is 108 km/h 108 \text{ km/h} 108 km/h , and it crosses a bridge in $20$ s...
Question
The length of train X is 80% more than that of train Y. The speed of train X is , and it crosses a bridge in $20$ seconds. The ratio of the speeds of train X to train Y is . Find the time taken by train Y to cross a distance of $200$ meters (in seconds).