Races And Games Q23

23.	In a 300 m race A beats B by 22.5 m or 6 seconds. B's time over the course is:
	A. 86 sec B. 80 sec C. 76 sec D. None of these

Answer: Option B

Explanation:

B runs	45	m in 6 sec.
	2

B covers 300 m in		6 x	2	x 300	sec	= 80 sec.
			45