A and b start together to ride a certain distance at speeds of 25 km/hr and 30km/hr. Find the distance they ride, if one takes 12 minutes longer than the other ?
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Answer:
let's take distance as X
Speed 1 is 25 km/hr
Speed 2 is 30 km/hr
So,
X/25 - X/30 = 12/60
30X-25X/25×30 = 1/5
5X/750 = 1/5
5X = 750/5
X = 150/3
= 30 km
HENCE THE ANSWER IS 30KM
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