How long does a train 110 m long running at the speed of 90 km/hr takes to cross a bridge 132 m length?
Choose the most appropriate option.
A) 12.9 sec
B) 9.68 sec
C) 17.9 sec
D) 16.8 sec
E) 14.9 sec

Rationale: "speed = 90 * 5 / 18 = 25 m / sec total distance covered = 110 + 132 = 242 m . required time = 242 / 25 = 9.68 sec . answer : b"
Answer: B