How long does a train 110 m long traveling at 90 kmph takes to cross a bridge of 170 m in length?
How long does a train 110 m long traveling at 90 kmph takes to cross a bridge of 170 m in length?
Answer/Solution
11.2
Steps/Work
D = 110 + 170 = 280 m
S = 90 * 5/18 = 25
T = 280 * 1/25 = 11.2 sec
Answer: E
S = 90 * 5/18 = 25
T = 280 * 1/25 = 11.2 sec
Answer: E