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In a city 20%of population travel …

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In a city 20%of population travel by car,50%travels by bus and 10%travels by both car and bus. Then person travelling by car or bus is.
  • 1 answers

Rajan Kumar Pasi 5 years, 6 months ago

Very easy.
Sol: Car = C = 20% = 0.2
        Bus = B = 50% = 0.5
        {tex}\huge {C \cap B = \text {10 % } = 0.1}\\ \therefore \huge {C \cup B =0.2+0.5-0.1 = 0.6}\\ \huge {\text {Thus, Car or Bus = 60%.} }{/tex}

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