Question

A train 150 meter long passes a tree in 12 seconds. In how much time will it pass a tunnel 250 meter long?

• A. 18 s
• B. 20 s
• C. 32 s
• D. 25 s
• E. 19 s

Answer 1

The correct option is C

32 s

Time taken = $\frac{(250+150)\times 12}{150}$ = 32 s