Question

in a family of three children find the probability of having at least one boy​

Answer 1

Answer:

family have 3 children

Then can be 1boy 2 girls

2 boys 1girls

3boys No girl

No boy 3 girls.

Probability having altleast 1 boy=1/3+2/3+3/3=2

Answer 2

Answer:

the possibilites are -

1girl,2boy /2boy,1girl/3boys/ 3girls

in these 4 possibilities there are 3 possibility where there is at least one boy

so answer is

3/4

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