1. The following table shows the number of children in each house of a society.
What is the average number of children per house?
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By: anil on 05 May 2019 02.09 am
Total number of houses = 4 + 13 + 10 + 5 = 32 Total children = $$(0 imes 4) + (1 imes 13) + (2 imes 10) + (3 imes 5)$$ = 13 + 20 + 15 = 48 $$ herefore$$ Average number of children per house = $$frac{48}{32} = 1.5$$ => Ans - (C)
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