Question

a car moves with a speed of 40km HR for 15 min and then with a speed of 60 km HR for next 15 mins the total distance covered by the car is

Answer 1

25 km hope it helps you . it is very easy

Answer 2

distance=speed×time
therefore,d=40×15/60(converting everything into same system of units is must)+60×15/60
so,d=10+15=25.