A car travels 120 km with a speed of 60 Km/hrs and after that another 60 km with a speed of 40 km/hs. What is the average speed of the car during the whole journey?
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Answer:
average speed of car was 20 kmph
Explanation:
see add 0 after 60 so it becomes 600 and add o after 40 so it becomes 400 now subtract 600-400= 200 now subtract 0-0=0 so remove i 0 from 200 so it becomes 20 and the average speed is 20 kmph
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