A family has 2 children. Find the probability that both are boys, if it is known that (i) at least one of the children is a boy
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number of children in family = 2
both are boys
probability for atleast 1 boy
Formula = no. of event /total no. of event
=1/2
=1:2
ans. 1:2
both are boys
probability for atleast 1 boy
Formula = no. of event /total no. of event
=1/2
=1:2
ans. 1:2
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