If a couple has three daughters, what are the chances that the fourth child will be a son?
A
100%
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B
75%
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C
50%
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D
0%
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Solution
The correct option is B 50% Each pregnancy has a 50% chance of resulting in a boy or girl and this does not include the possibility of multiples. Having 3 daughters previously does not affect the chances of any resulting pregnancy. The chance of having a boy remains at 50%. Thus, the correct answer is option C.