Question

Two buses of equal lengths are running on parallel lines in the same direction at 92 kmph and 72 kmph. The faster bus overtakes the slower bus in 72 seconds. The sum of the lengths of two buses is:

• A. 100 m
• B. 400 m
• C. 800 m
• D. 200 m
• E. 184 m

Answer 1

The correct option is B

400 m

$Length=20\times \frac{5}{18}\times 72=400$