In a kilometer race, A beats B by 80 meters or 10 seconds. What time does A take to complete the race?
Choices
A) 199 sec B) 190 sec C) 726 sec D) 127 sec E) 115 sec
Time taken by B run 1000 meters   = (1000 * 10)/80= 
<gadget id="calculator">(1000 * 10)/80</gadget>
<output>125</output>
125 sec.   Time taken by A= 125 - 10= 
<gadget id="calculator">125 - 10</gadget>
<output>115</output>
115 sec.   Answer: 115 sec
<result>E</result>
In a kilometer race, A beats B by 80 meters or 10 seconds. What time does A take to complete the race?