Question

In a km race, P beats Q by 25 m or 5 sec then find the timetaken by P to complete the race.

Answer 1

Q runs 25 m in 5 sec.

=> Q runs 1000 m in (5/25)×1000 = 200 seconds

Since P beats Q by 5 seconds, P runs 1000 m in (200-5) = 195 seconds

Hence, P complete the race in = 195 seconds

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