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Mathematics, 20.01.2020 16:31, khenalilovespandas
Betty plans to have two children but doesn't know if they will be boy-boy, girl-girl, girl-boy, or boy-girl. what is the probability that she will have two girls?
0.5
0.75
1.00
0.25
![answer](/tpl/images/cats/otvet.png)
Answers: 1
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Betty plans to have two children but doesn't know if they will be boy-boy, girl-girl, girl-boy, or b...
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