| Hint | Explanation | Answer | % Correct |
|---|---|---|---|
| LXXXII ÷ II | The Roman numerals LXXXII and II are equivalent to the Arabic numbers 82 and 2, respectively. So, 82 ÷ 2 | 41 | 90%
|
| Cardinality of the empty (null) set | TechTarget | 0 | 84%
|
| 80 27/30 + 19 3/30 = x | (80 + 27/30) + (19 + 3/30) (80 + 19) + (27/30 + 3/30) 99 + (27/30 + 3/30) 99 + 30/30 99 + 1 | 100 | 84%
|
| Number of seasons mentioned in the name of a Canadian luxury hotel and resort company | Wikipedia | 4 | 84%
|
| √47 * √47 | √47 * √47 = √2209 √2209 = 47 | 47 | 84%
|
| The number comprising the name of a card game that was a forerunner of blackjack and pontoon | Wikipedia | 21 | 81%
|
| One gross ÷ 2 | one gross = 144 units 144 ÷ 2 | 72 | 77%
|
| Number of sides an icosipentagon has | Wikidata | 25 | 68%
|
| Number whose name doubles as a gender-neutral third person pronoun | Merriam-Webster | 1 | 65%
|
| Number of Canadian provinces that border the U.S. state of Minnesota | Wikipedia | 2 | 58%
|
| Number of pennies in a British pound prior to decimalisation | University of Nottingham | 240 | 52%
|
| Number of JetPunk sovereign states that share a border with Austria | Wikipedia | 8 | 45%
|
| Number of the amendment to the U.S. Constitution that placed restrictions on the quartering of soldiers in private homes | Cornell Law School | 3 | 39%
|
| Number of clowns in the title of the 1965 U.S. film (starring Jason Robards, Barbara Harris) about an unconventional comedy writer who must mend his ways in order to retain legal custody of his nephew | Coe, Fred (Director). (1965). A thousand clowns [Film]. United Artists. | 1000 | 35%
|
| Atomic number of the element potassium | Wikipedia | 19 | 35%
|
| Zoo Lane address in the title of a 1999-2013 Anglo-French children’s TV series (programme) | Wikipedia | 64 | 32%
|
| Number of years after in the title of Alexandre Dumas’ 1845 novel | Dumas, Alexandre. (1845). Vingt ans après (Twenty years after). Le siècle. | 20 | 29%
|
| August date on which the Church of England commemorates Bartholomew the Apostle | The Church of England | 27 | 23%
|
| Number of districts into which Belize is divided | Wikipedia | 6 | 19%
|
| Number of historic counties of Wales (abolished in 1974) | Wikipedia | 13 | 16%
|