Gujarati
14.Probability
normal

There are two childrens in a family. The probability that both of them are boys is

A

$\frac{1}{2}$

B

$\frac{1}{3}$

C

$\frac{1}{4}$

D

None of these

Solution

(c) To be both boys the probability $ = \left( {\frac{1}{2}} \right){\rm{ }}\left( {\frac{1}{2}} \right) = \frac{1}{4}.$

Standard 11
Mathematics

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