| Group | Hint | Answer | % Correct |
|---|---|---|---|
| Math | Factors of 90 | 1 | 95%
|
| Math | Factors of 90 | 2 | 95%
|
| Math | Factors of 90 | 3 | 95%
|
| Math | Factors of 90 | 10 | 92%
|
| Math | Factors of 90 | 15 | 92%
|
| Math | Factors of 90 | 5 | 92%
|
| Math | Factors of 90 | 6 | 89%
|
| Math | Factors of 90 | 9 | 89%
|
| Math | Factors of 90 | 18 | 86%
|
| Math | Factors of 90 | 30 | 86%
|
| Math | Factors of 90 | 45 | 86%
|
| Other | A 90 degree angle in math | Right angle | 78%
|
| Other | An angle > 90 degrees in math | Obtuse angle | 76%
|
| Other | An angle < 90 degrees in math | Acute angle | 73%
|
| Math | 90 in Roman numerals | XC | 68%
|
| Events of 1990 | Countries re-unified | Germany | 62%
|
| Events of 1990 | This British Prime Minister resigns | Margaret Thatcher | 54%
|
| Events of 1990 | This Russian earned the Nobel Peace Prize | Mikhail Gorbachev | 46%
|
| Events of 1990 | This Arab war begins | Gulf War | 43%
|
| Other | Country with the +90 calling code (Hint: Ararat) | Turkey | 43%
|
| Events of 1990 | This nation hosts the FIFA World Cup | Italy | 32%
|
| Other | Interstate 90 goes between these two cities | Seattle | 24%
|
| Events of 1990 | Countries re-unified | Yemen | 24%
|
| Math | 90 in Binary | 1011010 | 22%
|
| Other | Interstate 90 goes between these two cities | Boston | 22%
|
| Events of 1990 | This currently #1 chess player was born | Magnus Carlsen | 22%
|
| Other | Element whose atomic number is 90 | Thorium | 11%
|