Question

A car moves with a speed of 40 km/h for 15 minutes and then with a speed of 60 km/h for the next 15 minutes. The total distance covered by the car is : 

A

35

B

25

C

45

D

66

Easy

Solution

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Correct option is B)

Speed of car in first 15 minutes = 40 km/h
Distance covered = speed Time taken
60 minutes = 1 hour
15 minutes = hour
Distance covered =
Speed of car in next 15 minutes = 60 km/h
Distance covered =
Total distance covered = (10+15)km = 25 km
25 km is correct

Solve any question of Motion in a Straight Line with:-

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