Math Riddles

 
riddle #2 (medium)

Question: 1 is 3, 3 is 5, 5 is 4, 4 is universal. 2 is 3, 3 is 5, 5 is 4, 4 is universal... how is this possible? (What is the rule to this sequence of numbers?)


By Sal

Question: If 1+1=2, 2+2=8, 3+3=18. What does 4+4=?

Age (medium)

By Sal

Question: Sam has two sons named Nathan and Daniel, Daniel is exactly 5 years older than Nathan and Daniel was born on February 29th 1996. How old is Nathan?

.. (medium)

By jen

Question: What is half of 2+2?

Question: Use the numbers 1, 2, 4, 5, 6, and 8 and the symbols (x) and (=) to form a true equation. Note: Each number and symbol is to only be used once and no extra number or symbol is included.