Question

Two cars are moving in the same direction
speed of 30 km/h. They are separated from each
other by 5 km. Third car moving in the opposite
direction meets the two cars after an interval of
4 minutes. The speed of the third car is
(1) 30 km/h
(2) 25 km/h
(3) 40 km/h
(4) 45 km/h
"​

Answer 1

Answer:

30km/h

Explanation:

take a paper and pen...draw both the cars make a little distance between them and label it as 5 km...now draw the 3rd car as the question is about 4mins interval then it means the 3rd car met the 2nd car first which is at the distance of 5km from the first one then it means that the 3rd car is moving with the speed of 30km/h