Two cars are moving in the same direction with a speed of 30 km/h.they are separated from each other by 5 km. Third car is moving in the opposite direction meets the two cars after an interval of 4 min. The speed of the third car is ?
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Speed of third car =x.
It meets two cars in 4 minutes = 4/60hr
=》 1/15hr.
Third car is moving opposite the two cars.
distance =time× speed
5=115∗(30+x)
x=45
It meets two cars in 4 minutes = 4/60hr
=》 1/15hr.
Third car is moving opposite the two cars.
distance =time× speed
5=115∗(30+x)
x=45
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