A goods train 350 m long passes through a tunnel of length 1250 m in 80 seconds. What is the speed of the train?
Question
A goods train 350 m long passes through a tunnel of length 1250 m in 80 seconds. What is the speed of the train?
A goods train 350 m long passes through a tunnel of length 1250 m in 80 seconds. What is the speed of the train?