In a race, A beats B and C by 20 and 15 m respectively. As soon as A finishes the race, B doubles his speed and beats C by 3 m. Find the length of the race track.(1) 35 m (2) 40 m(3) 45 m (4) 75 m
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Step-by-step explanation:
A beat B by 20m and after that A beat C by 15m. therefore the length of the race track is(20+15)=35 m.
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