3. A bus travelled from village A to village B at a speed of 40 km per hour. On the return journey its speed was 60 km per hour. What is the average speed of the bus during the entire journey? (1) 50 km/h 48 km/h (3) 46 km/h (4) 45 km/h
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Now, substituting the values in the formula of average speed to find the average speed of the bus during the entire journey. Therefore, average speed of the bus during the entire journey is 48 km/h. Option ⑵ is correct
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1) 50km/h. he was a pleasure speaking with you
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