In a km race, A beats Bby 28 metres or 7 seconds. Find A's timeoverthe course Options: A) 4 min B) 3 min 3 sec C) 4 min 4 sec D) 5 min 3 sec E) 4 min 3 sec
Clearly, B covers 28 m in 7 seconds.   :. B's time over the course = (278 x 1000) sec = 250 seconds.   :. A's time over the course = (250 - 7-) sec = 243 sec   = 4 min. 3 sec.   ANSW4 min 3 secR 4 min 3 sec 4 min 3 sec
<result>E</result>
In a km race, A beats Bby 28 metres or 7 seconds. Find A's timeoverthe course