If in a race of 100m, A covers the distance in 20 seconds and B in 25 seconds, then A beats B by:
Choose the correct choice from the following choices.
A) 20m  B) 16m  C) 11m  D) 10m  E) 15m
Explanation:   The difference in the timing of A and B is 5 seconds. Hence, A beats B by 5 seconds.   The distance covered by B in 5 seconds = (100 * 5) / 25= 
<gadget id="calculator">(100 * 5) / 25</gadget>
<output>20</output>
20m   Hence, A beats B by 20m.   20mNSWER 20m
<result>A</result>
If in a race of 100m, A covers the distance in 20 seconds and B in 25 seconds, then A beats B by: