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Q: In a 200 metres race A beats B by 35 m or 7 seconds. A's time over the course is: 
A. 40 sec B. 47 sec
C. 33 sec D. None of these

Answer and Explanation

Answer:33 sec

Explanation:
B runs 35 m in 7 sec.
B covers 200 m in (7/35) x 200 = 40 sec.
B's time over the course = 40 sec.
A's time over the course (40 - 7) sec = 33 sec.

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