In a city 20% of the population travels by car, 50% travels by bus and 10% travels by both car and bus.Then, persons travelling by car or bus is
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In a city 20% of the population travels by car, 50% travels by bus and 10% travels by both car and bus.Then, persons travelling by car or bus is
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Answer:
You can consider the total population to be 1 or X or 100....Now take out the percentage of the people travel by car or bus....
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