HardMath Riddle
My daughter has many sisters. She has as many sisters as she has brothers. Each of her brothers has twice as many sisters as brothers. How many sons and daughters do I have?
Riddle
My daughter has many sisters. She has as many sisters as she has brothers. Each of her brothers has twice as many sisters as brothers. How many sons and daughters do I have?
Choose an answer
A.Three daughters and four sons
B.Four daughters and four sons
C.Three daughters and three sons
D.Four daughters and three sons. Each daughter has 3 sisters and 3 brothers, and each brother has 2 brothers and 4 sisters.
Hint: It's a 18-word phrase with 93 letters, starting with "F".
Answer
Four daughters and three sons. Each daughter has 3 sisters and 3 brothers, and each brother has 2 brothers and 4 sisters.
Why this is the answer
With 4 daughters and 3 sons, each daughter has 3 sisters and 3 brothers (equal), and each son has 2 brothers and 4 sisters (twice as many sisters as brothers) -- satisfying both conditions.
This riddle is filed under Math Riddles and rated Hard.