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Question
In a kilometer race, A beats B by 50 meters or 10 seconds. What time does A take to complete the race?
Options:
A .  200 sec
B .  190 sec
C .  210 sec
D .  150 sec
Answer: Option B
TIME TAKEN BY B RUN 1000 METERS = (1000 * 10)/50 = 200 SEC.
TIME TAKEN BY A = 200 – 10 = 190 SEC.

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