2, 3, 5, 9, 17, _ What is the next number in the sequence?
How do you go from 98 to 720 using just one letter?
If eleven plus two equals one, what does nine plus five equal?
How many sides does a circle have?
How many times can you subtract the number 5 from 25?
One is to three as three is to five and five is to four and four is the magic number. What is the pattern?
81 x 9 = 801. What must you do to make the this equation true?
If 1+9+8=1, what is 2+8+9?
When my father was 31 I was 8. Now he is twice as old as me. How old am I?
Use the numbers 2, 3, 4 and 5 and the symbols + and = to make a true equation. Conditions: Each must be used exactly once and no other numbers or symbols can be used.
In the 1920s, people feared that crossword puzzles would contribute to illiteracy.
