Question

A car moves with a speed of 40 km/h for 15 minutes and then with a speed of 60 km/h for next 30 minutes. Find the total distance covered by the car.
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Answer 1

Answer:

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Explanation:

distance in first half

40 ×15/60 =10km

distance in second half

60×30/60 =30 km

total distance is 10 + 30 = 40 km