Mr. jones has two children. the older child is a girl. what is the probability that both children are girls?

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03-03-2018
Mathematics

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Mr. jones has two children. the older child is a girl. what is the probability that both children are girls?

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nilbert nilbert · Answer 1 · 2018-03-03T06:21:11+01:00

nilbert nilbert

03-03-2018

Since we already know that the older child is a girl (a 100% chance to be a girl), there must be a 50% chance that the other child is a girl. Therefore, the probability that both children are girls is 50%.
Hope this helps!

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