A train 200 m long passes a pole in 20 seconds. What is its speed?
Show answer & explanation
Correct answer: A
Explanation
Length of the train = 200 meters
Time = 20 seconds
Speed = 200 ÷ 20
= 10 meters/second
= 10 × 18/5= 36 km/h
SSC Selection Post - Matriculation Level - 28th July 2025 - Shift 1 • Quantitative Aptitude • Q43
A train 200 m long passes a pole in 20 seconds. What is its speed?
Correct answer: A
Explanation
Length of the train = 200 meters
Time = 20 seconds
Speed = 200 ÷ 20
= 10 meters/second
= 10 × 18/5= 36 km/h