At 12.30 p.m, a car overtook a van along an expressway. The car and the van were travelling at average speeds of 90Km/h and 70 Km/h respectively. After 1/2 hour the speed of the car was reduced by 10 km/h.

At 12.30 p.m, a car overtook a van along an expressway. The car and the van were travelling at

average speeds of 90Km/h and 70 Km/h respectively. After 1/2 hour the speed of the car
was reduced by 10 km/h. How far apart were the two vehicles at 2 .00 p.m?

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At 12.30 p.m, a car overtook a van along an expressway. The car and the van were travelling at average speeds of 90Km/h and 70 Km/h respectively. After 1/2 hour the speed of the…

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