- A500 s
- B50 s
- C1000 s
- D250 s
Step-by-Step Solution
They meet every 100 s, and Hemant moves 300 m between meetings. Meeting points: 300, 600, 900, 200, 500 m: the 5th meeting, at 500 s, is half a lap from the start.
Answer: A) 500 s
Hemant and Ishaan start together from a point of a 1 km track and run in opposite directions at 3 m/s and 7 m/s. After how many seconds do they first meet at the point diametrically opposite the start?
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