math & puzzles Online Quiz - 100

OPEC (Organization of the Petroleum Exporting Countries) has been headquartered in Vienna, Austria, since 1965, despite Austria not being an oil-exporting member. It was originally founded in Baghdad in 1960.

Honduras declared war on Germany on July 19, 1918, making it the final country to join the Allied side against Germany in WWI. China, Cuba, and Greece had all declared war earlier in 1917.

Grace O'Malley (Gráinne Mhaol) was a legendary Irish pirate and chieftain who famously met with Queen Elizabeth I at Greenwich in 1593 to negotiate the release of her sons. Anne Bonny and Mary Read were pirates of a later era (18th century).

John Howard served as the Prime Minister of Australia from 1996 to 2007, and he was succeeded by Kevin Rudd after the 2007 federal election. These figures are central to Australian political history, not that of the UK, USA, or Russia.

Exercise Tiger was a disastrous 1944 D-Day rehearsal at Slapton Sands, UK, intended to prepare troops for Operation Overlord. Operation Barbarossa was the invasion of the USSR, and Market Garden was an airborne operation in the Netherlands.

The first coffee house in England was opened in Oxford in 1650 by a man named Jacob at the Angel Inn. London's first coffee house followed shortly after in 1652, but Oxford holds the historical distinction for the very first one.

The maned three-toed sloth is endemic to the Atlantic coastal forests of eastern Brazil. It is a specialized herbivore that spends nearly its entire life suspended upside down. Tamanduas and opossums have different lifestyles and habitats.

The Arrau turtle, also known as the giant South American river turtle, is the largest side-neck turtle and is native to the Amazon. The matamata is also an Amazonian turtle but is known for its camouflage rather than continuous growth and surface floating.

The official currency of Vietnam is the đồng. The other options (Bong, Song, Long) are phonetic rhymes but do not represent any national currency.

Charlottetown is the capital and largest city of Prince Edward Island, Canada. Halifax is the capital of Nova Scotia, St. John's is the capital of Newfoundland and Labrador, and Fredericton is the capital of New Brunswick.

The East Africa Protectorate was a British colony established in 1895 that occupied roughly the same terrain as present-day Kenya. Tanzania was largely German East Africa, while Uganda and Somalia had different protectorate statuses.

East Azerbaijan is indeed a province in northwestern Iran. Its capital is Tabriz. India, Iraq, and Georgia are all separate countries and not the correct answer for this geographic question.

East Cape is the easternmost point of the North Island of New Zealand. It is located at the northern end of the Gisborne District. It is not the easternmost point of Great Britain, New Guinea, or Greenland.

The Continental Divide of the Americas, following the peaks of the Rocky Mountains, forms a significant portion of the provincial border between British Columbia and Alberta. Saskatchewan and the northern territories do not share this specific mountain boundary.

Liverpool is a major port city located on the eastern side of the Mersey Estuary on the west coast of Great Britain. Manchester, Leeds, and Birmingham are inland cities, though Manchester is connected to the sea by a canal.

The Coromandel Coast is the southeastern coastal region of the Indian subcontinent, bounded by the Bay of Bengal. It is not located in Australia, Norway, or Spain.

The official Spanish name for the Galapagos Islands is Archipiélago de Colón. While they are a province of Ecuador (capital Puerto Baquerizo Moreno), they are not named after Guayaquil, Malpelo, or Coco.

New Britain is the largest island in the Bismarck Archipelago and is part of the nation of Papua New Guinea. It is not associated with the Philippines, Samoa, or the island nation of Kiribati.

The Tropic of Capricorn passes through Chile, Argentina, Paraguay, and Brazil in South America. Uruguay lies entirely south of the line, while Ecuador and Bolivia are located to the north of it.