In a kilometer race, A beats B by 40 meters or 10 seconds. What time does A take to complete the race?  Choose one.
A) 167 sec
B) 190 sec
C) 176 sec
D) 240 sec
E) 123 sec
Time taken by B run 1000 meters   = (1000 * 10)/40= 
<gadget id="calculator">(1000 * 10)/40</gadget>
<output>250</output>
250 sec.   Time taken by A= 250 - 10= 
<gadget id="calculator">250 - 10</gadget>
<output>240</output>
240 sec.   Answer:240 sec
<result>D</result>
In a kilometer race, A beats B by 40 meters or 10 seconds. What time does A take to complete the race?