How many persons can be accommodated in a hall of length 16m, breadth 12.5m and height 4.5m.Assuming that 3.6m cube of air is required for each person?
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Total volume of air = length*breadth*height = 16*12.5*4.5 = 900 cubic metre
Number of persons = Total volume of air / Volume of air required for 1 person
900 / 3.6 = 250
Number of persons = 250
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