a car move with a speed of 40 km/h for 15min and then with a speed of 60km/h for next 15 mins. calculate the average speed of the car?
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Answer:
Distance = Speed × Time = (40 × 0.25) km = 10 km. Car's speed = 60 km/h. Time = 15 mins. = 0.25 hrs
Explanation:
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