| Hint | Explanation | Answer | % Correct |
|---|---|---|---|
| 615 17/23 + 615 6/23 | 615 17/23 + 615 6/23 = (615 + 17/23) + (615 + 6/23) = (615 + 615) + (17/23 + 6/23) = 1230 + (17/23 + 6/23) = 1230 + 23/23 = 1230 + 1 = 1231 | 1231 | 96%
|
| √71 * √71 | √71 * √71 = √5041 = 71 | 71 | 85%
|
| Number of national capital cities whose name begins with “Z” | Wikipedia: List of national capitals | 1 | 81%
|
| CD * III | The Roman numerals CD and III are equivalent to the Arabic numbers 400 and 3, respectively. So, … 400 * 3 = 1200 | 1200 | 81%
|
| Year King John of England signed the Magna Carta | Wikipedia: Magna Carta | 1215 | 73%
|
| Year Kublai Khan established the Yuan dynasty in China | Wikipedia: Yuan dynasty | 1271 | 69%
|
| According to the idiom, the ball you are behind whenever you are at a disadvantage | The Free Dictionary: behind the eight ball | 8 | 69%
|
| Number of quarts in a gallon * number of units in a score | There are 4 quarts in a gallon and 20 units in a score, so … 4 * 20 = 80 | 80 | 69%
|
| As of 4 October 2021, the most current version of the Microsoft Windows operating system for personal computers | Wikipedia: List of Microsoft Windows versions | 11 | 62%
|
| Number of days in July (Mensis Quintilis) in the Roman Republican calendar used until 45 BCE (when it was replaced by the Julian calendar) | Wikipedia: Roman calendar | 31 | 54%
|
| Denomination of the Australian banknote sometimes referred to as a “pink lady” or a “prawn,” due to its coloring | Wikipedia: Slang terms for money: Australia: Current denominations | 5 | 50%
|
| Number of sides a triacontaenneagon has | Wikidata: triacontaenneagon | 39 | 46%
|
| Number of JetPunk sovereign states that share a land border with Brazil | Wikipedia: Borders of Brazil | 10 | 38%
|
| Atomic number of the element rubidium | Wikipedia: Rubidium | 37 | 31%
|
| Excluding William III (who was not born a Stuart), the number of English monarchs from the House of Stuart | Wikipedia: House of Stuart | 6 | 27%
|
| October date on which the Church of England commemorates Simon and Jude, Apostles | The Church of England: Common Worship | 28 | 19%
|
| Cardinality of the life of Louis Drax found in the title of the 2016 thriller film that starred Jamie Dornan, Sarah Gadon, Aiden Longworth and Oliver Platt | Wikipedia: The 9th Life of Louis Drax | 9 | 19%
|
| Number found in the name of the (mostly men’s) luxury fashion label headquartered in Dayton, New Jersey | Wikipedia: 2(X)IST | 2 | 12%
|
| Cardinality of the wife in the title of David Ebershoff‘s 2008 novel | Wikipedia: The 19th Wife | 19 | 8%
|
| Number of districts that comprise the first level administrative divisions of the Bahamas | Wikipedia: Local government in the Bahamas | 32 | 8%
|