Question

Two trains X and Y start at the same time from points A and B towards each other, and after crossing, they take 8 seconds and 2 seconds to reach B and A, respective
What is the ratio of the speed of X to Y? I
Correct answer: +1
Incorrect answer: 0
Options
1:2
O 1:4
1:8
Can't be determined
​

Answer 1

Answer:

1:2

Explanation:

using shortcut formula,

_/2 : _/8

= _/2 : 2_/2 ( root 2 cut both sides )

= 1 : 2