Q. A train 180 m long crosses a pole in 9 seconds. Its speed is

(A) 20 m/s
(B) 18 m/s
(C) 22 m/s
(D) 25 m/s

✅ Correct Answer: (A) 20 m/s

Explanation: Speed = Distance ÷ Time = 180 ÷ 9 = 20 m/s.

Published by Roshan ⭐ 3.43K Points at 05-Jul-2026 07:29 am in Math

Explanation by: Roshan

Speed = Distance ÷ Time = 180 ÷ 9 = 20 m/s.

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