Calculate the probabilities of the following birth orders for a couple that has four children. Assume that none of the children are twins. Report each answer as a fraction, reduced to the lowest terms, with no spaces (e.g., 1/4).   2 girls followed by 2 boys:    2 girls followed by 2 boys OR 2 boys followed by 2 girls:

Holt Mcdougal Larson Pre-algebra: Student Edition 2012
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Chapter7: Percents
Section: Chapter Questions
Problem 10PTTS
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Calculate the probabilities of the following birth orders for a couple that has four children. Assume that none of the children are twins.

Report each answer as a fraction, reduced to the lowest terms, with no spaces (e.g., 1/4).

 

2 girls followed by 2 boys: 

 

2 girls followed by 2 boys OR 2 boys followed by 2 girls: 

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