Multiple choice general knowledge math & puzzles

Mom and Dad have four daughters, and each daughter has one brother. How many people are in the family?

  1. 7

  2. 10

  3. 5

  4. 9
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A Correct answer
Explanation

The family consists of the Mom, the Dad, the four daughters, and the one brother (who is the brother to all four daughters). 2 + 4 + 1 = 7 people. 10 or 9 would incorrectly assume each daughter has a unique brother.

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