In a 200 meters race A beats B by 56 m or 7 seconds. A's time over the course is:  Choose the correct choice from the following options
A) 22 seconds
B) 12 seconds
C) 10 seconds
D) 18 seconds
E) 28 seconds
B runs 56 m in 7 sec.   =&gt; B runs 200 m in 7/56*200= 
<gadget id="calculator">7/56*200</gadget>
<output>25</output>
25 seconds   Since A beats B by 7 seconds, A runs 200 m in (25-7)= 
<gadget id="calculator">(25-7)</gadget>
<output>18</output>
18 seconds   Hence, A's time over the course= 18 seconds   ANSWER:18 seconds
<result>D</result>
In a 200 meters race A beats B by 56 m or 7 seconds. A's time over the course is: