Q. Two trains of equal length cross a pole in 8 seconds and 10 seconds respectively. What is the ratio of their speeds?
✅ Correct Answer: (B)
5:4
Explanation: Speed ∝ 1/time → Ratio = 10:8 = 5:4.
Explanation by: Hriday
Speed ∝ 1/time → Ratio = 10:8 = 5:4.