HardMath Riddle
Sally is 54 years old and her mother is 80, how many years ago was Sally's mother three times her age?
Riddle
Sally is 54 years old and her mother is 80, how many years ago was Sally's mother three times her age?
Choose an answer
A.Twenty-six years ago
B.Thirteen years ago
C.Thirty years ago
D.Forty-one years ago.
Hint: It's a 3-word phrase with 16 letters, starting with "F".
Answer
Forty-one years ago.
Why this is the answer
Solving 80-x = 3(54-x) gives x = 41, so 41 years ago Sally's mother was exactly three times her age.
This riddle is filed under Math Riddles and rated Hard.