| Hint | Answer | % Correct |
|---|---|---|
| Prime numbers | 2, 3, 5, 7, 11 | 100%
|
| Square numbers | 1, 4, 9, 16, 25 | 88%
|
| Fibonacci sequence | 1, 1, 2, 3, 5 | 75%
|
| Cube numbers | 1, 8, 27, 64, 125 | 75%
|
| Digits of pi | 3, 1, 4, 1, 5 | 75%
|
| Multiples of 17 | 17, 34, 51, 68, 85 | 69%
|
| Powers of 2 | 2, 4, 8, 16, 32 | 63%
|
| Powers of 3 | 3, 9, 27, 81, 243 | 56%
|
| Factors of 75 | 1, 3, 5, 15, 25 | 44%
|
| Triangular numbers | 1, 3, 6, 10, 15 | 31%
|
| Powers of 5 | 5, 25, 125, 625, 3125 | 31%
|
| 4n+3 | 7, 11, 15, 19, 23 | 31%
|
| n! | 1, 2, 6, 24, 120 | 25%
|
| Tetrahedral numbers | 1, 4, 10, 20, 35 | 19%
|
| 3n²+5 | 8, 17, 32, 53, 80 | 19%
|