Question

In a family of 3 children the probability of having at least one boy is

Answer 1

Answer:

7/8

Step-by-step explanation:

Possible outcomes:. (G: girl and B: boy)

GGG BGG GBG GGB

GBB BGB BBG BBB

i.e. 8 in number

Favourable outcome: {BBB, BBG, BGB, GBB, GGB, GBG, BGG} i.e. 7 in number

Hence, probability= 7/8