In a 1 km race, A beats B by 28 meters in 7sec. Find A's time over the course?	Choose the correct answer
A) 4min,9sec	B) 4min,3sec	C) 4min,7sec	D) 3min,3sec	E) 5min,3sec
Explanation:   B covers 28 meters in 7sec. So, B's time over the course = =250 sec.   Whereas A's time over the course = 250 -7= 
<gadget id="calculator">250 -7</gadget>
<output>243</output>
243 sec.   i.e A's time over the course is 4min , 3 sec.   Answer: 4min,3sec) 4min,3sec
<result>B</result>
In a 1 km race, A beats B by 28 meters in 7sec. Find A's time over the course?