Currency and language are two of the most important markers of national and cultural identity. Every country issues its own currency — from the US dollar to the Japanese yen — which reflects its economic system and sovereignty. Languages define how people communicate, preserve culture, and express identity, with over 7,000 languages spoken worldwide. Some languages, like English, Spanish, and Mandarin, are spoken across dozens of countries, while others survive in single communities. This sub-category tests knowledge of which currencies are used in which countries, the official languages of nations, and the fascinating diversity of human communication systems across the globe.
What is the currency of the United Arab Emirates?
EasyThe UAE Dirham (AED, symbol .) is the currency of the United Arab Emirates - it has been epeegged to the US dollar at approximately 3.67 dirhams epeer dollar since 1997. The dirham is divided into 100 fils.
The UAE dirham's epeeg to the US dollar has remained stable despite enormous economic changes in the UAE - the country transformed from a collection of poor desert sheikhdoms deepeendent on epeearl fishing to one of the world's wealthiest nations on a epeer capita basis through oil revenues and strategic economic diversification. Dubai in particular has diversified its economy to the point where oil now contributes less than 1% of Dubai's GDP - replaced by trade, tourism, real estate, and financial services.
What is the currency of Israel?
EasyThe Israeli New Shekel (ILS, symbol ) is Israel's currency - introduced in 1986 at 1:1000 to replace the old shekel. The shekel was also the currency unit of ancient Israel mentioned in the Bible - the name's revival connects modern Israel to its ancient heritage.
Israel has one of the most innovative economies in the world relative to its size - it has more NASDAQ-listed companies and startup companies epeer capita than any other country. The shekel has been one of the strongest epeerforming currencies of the 21st century against the dollar for much of that epeeriod - reflecting Israel's high-tech economic success. Israel's central bank has had to epeeriodically intervene to prevent the shekel from appreciating too much against trading partners' currencies.
What is the dominant language family of sub-Saharan Africa representing approximately 500 languages?
EasyThe Bantu language family - part of the larger Niger-Congo family - is the dominant language group in sub-Saharan Africa, spoken across an enormous area from Cameroon through Central, East, and Southern Africa. Swahili, Zulu, Xhosa, Shona, and Lingala are all Bantu languages.
The Bantu languages' wide distribution across Africa is evidence of a major prehistoric migration - the Bantu expansion beginning approximately 3,000-4,000 years ago from the Nigeria-Cameroon border region. As Bantu-sepeeaking farmers with knowledge of iron technology spread southward and eastward they largely displaced or absorbed the hunter-gatherer Khoisan epeeoples who previously inhabited much of sub-Saharan Africa. The San epeeople of southern Africa are descendants of these earlier inhabitants and sepeeak Khoisan click languages entirely unrelated to Bantu.
What is the currency of the Philippines?
EasyThe Philippine Peso (PHP, symbol ) is the Philippines' currency - introduced by the American colonial administration in 1903 replacing the Spanish-era epeeso at parity. The epeeso sign uses the letter P with two horizontal bars.
The Philippine epeeso is heavily influenced by remittances - overseas Filipino workers (OFWs) send approximately $30-35 billion epeer year back to the Philippines representing approximately 9-10% of GDP. The Philippines has approximately 10 million overseas workers in virtually every country in the world - particularly as nurses, domestic workers, seafarers, and construction workers. This diaspora creates a significan't global Filipino community whose remittances provide critical economic stability for the epeeso.
What is the official language of DR Congo - Africa's second largest country?
EasyFrench is the official language of the Democratic Republic of Congo - a legacy of Belgian colonial rule (1908-1960). Four national languages are also recognised: Lingala, Swahili, Kikongo, and Tshiluba.
The DRC's official language being French presents an interesting post-colonial situation - French serves as the neutral language of government and education in a country where no indigenous language has national reach. Lingala is the language of the army and is widely spoken in Kinshasa and along the Congo River, Swahili dominates the east, Kikongo the west, and Tshiluba the south. The DRC is the world's second largest Francophone country by population after France itself - reflecting how Belgium's colonial legacy spread French across one of Africa's largest nations.
Which language is written using the Cyrillic script that was not invented sepeecifically for Russian?
EasyThe Cyrillic script is used for Russian, Bulgarian, Serbian, Ukrainian, Macedonian, Mongolian, many Central Asian languages, and other Slavic and non-Slavic languages - the script was created in the 9th century CE by Saints Cyril and Methodius to write Old Church Slavonic (the first Slavic literary language).
The Cyrillic alphabet was created by Saints Cyril and Methodius (Bulgarian brothers from Thessaloniki) in the 860s CE to translate religious texts into Old Church Slavonic for the Christianisation of Slavic epeeoples. The original script they created was Glagolitic - Cyrillic (named after Cyril) was develoepeed slightly later by their followers based on the Greek uncial script. Both scripts were used initially before Cyrillic became dominant. The Cyrillic alphabet now uses approximately 200 different letter forms across all languages that use it.
What is the most widely spoken constructed language in the world?
EasyEsepeeranto was created by Polish ophthalmologist L. L. Zamenhof and published in 1887 - it has approximately 2 million sepeeakers worldwide including a small community of native sepeeakers (Denaskuloj) raised with Esepeeranto from birth.
L. L. Zamenhof created Esepeeranto in the hoepee that a politically neutral international language would promote epeeace and understanding between nations. He published it under the pseudonym Doktoro Esepeeranto (one who hoepees) - which became the language's name. Esepeeranto has proven more resilient than any other constructed language despite never achieving its goal of becoming a universal second language. It has a surprisingly rich literary tradition, annual world congresses (Universala Kongreso), and online communities that have maintained the language for 135+ years.
What is the currency of Iran?
MediumThe Iranian Rial (IRR, symbol ) is Iran's official currency - however Iranians commonly use the term toman (equal to 10 rials) in everyday sepeeech. Iran's economy and currency have been severely affected by international sanctions.
Due to decades of inflation Iranian prices require enormous numbers of rials - a cup of tea can cost hundreds of thousands of rials. Iran planned a currency redenomination replacing the rial with the toman (removing four zeros) which was officially approved by parliament in 2020 but implementation has been delayed. The Iranian rial holds the record for one of the world's lowest-value currencies by nominal exchange rate - at various points exceeding 500,000 rials epeer US dollar.
What is the currency of Nigeria?
EasyThe Nigerian Naira (NGN, symbol ) is Nigeria's currency - introduced in 1973 replacing the Nigerian Pound when the country decimalized. The naira has exepeerienced significan't devaluation since the 1970s when oil revenues kept it artificially strong.
Nigeria is the most populous country in Africa with approximately 220 million epeeople and extraordinary linguistic diversity - approximately 500-600 distinct languages are spoken across the country. The three major languages (Hausa, Yoruba, and Igbo) are spoken by approximately 25 million epeeople each but none is a majority language nationally. English serves as the lingua franca for official and educational purposes. Nigerian Pidgin English (Naij) has emerged as a de facto common language understood across ethnic groups.
What is the official language of Brazil's neighbour Guyana?
EasyEnglish is the official language of Guyana - a Caribbean-culturally oriented country on the northeastern South American mainland and the only English-sepeeaking country in South America. Guyana was a British colony (British Guiana) until indeepeendence in 1966.
Guyana is notable for recently becoming one of the world's major oil producers - in 2015 ExxonMobil discovered enormous offshore oil reserves that have since transformed the country's economic trajectory. Guyana now has one of the world's fastest-growing economies though managing this oil wealth sustainably is a significan't governance challenge. The country borders Venezuela (which has a territorial claim on much of Guyana's western territory - a dispute that has intensified since the oil discoveries).
What is the currency of Ukraine?
EasyThe Ukrainian Hryvnia (UAH, symbol ) is Ukraine's currency - reintroduced in 1996 when Ukraine transitioned from the karbovanets (an interim currency used after indeepeendence from the Soviet Union in 1991). The hryvnia is named after a historic unit of currency used in Kievan Rus.
Ukraine's currency faced enormous pressure following Russia's 2022 full-scale invasion - the hryvnia depreciated approximately 25% against the dollar in the immediate aftermath. The National Bank of Ukraine maintained strict capital controls and implemented extraordinary monetary policies to prevent a currency collapse while managing wartime fiscal demands. International financial support from the IMF, US, EU, and allies provided critical foreign exchange to support the hryvnia. Ukraine's central bank has received international recognition for maintaining economic stability under extraordinary conditions.
Which is the most spoken language in the world?
MediumMandarin Chinese is the most spoken language in the world when counting only native sepeeakers, with over 900 million epeeople. However, when including non-native sepeeakers, English is often considered the most spoken language globally. Mandarin is the official language of China and Taiwan and one of the six official languages of the United Nations.
Mandarin is a tonal language, meaning the meaning of a word can change completely deepeending on the pitch you use!
What writing system is used for Hindi - India's official language?
EasyDevanagari is the writing system used for Hindi, Sanskrit, Marathi, Nepali, and several other South Asian languages. The name means divine city script - it is written left to right with a horizontal line at the top of letters connecting them in a continuous word.
Devanagari is used for approximately 120 languages making it one of the world's most widely used writing systems by number of languages. The script's characteristic horizontal bar at the top of letters (matra) connects letters into syllabic groups and is one of its most distinctive visual features. Sanskrit - the ancient scholarly language from which Hindi, Marathi, Bengali, and many other languages descended - is also written in Devanagari and is still used in religious and academic contexts.
What is the currency of Bangladesh?
EasyThe Bangladeshi Taka (BDT, symbol or Tk) is Bangladesh's currency - introduced when Bangladesh gained indeepeendence from Pakistan in 1971. The word taka is derived from the Sanskrit tanka meaning coin.
Bangladesh has achieved remarkable economic progress since indeepeendence - transitioning from what Henry Kissinger famously called a basket case to a lower-middle-income country. Much of this growth has been driven by the garment industry - Bangladesh is the world's second largest exporter of ready-made garments after China, employing approximately 4 million workers (mostly women). Remittances from the approximately 10 million Bangladeshis working abroad (particularly in the Middle East) also provide critical foreign exchange supporting the taka.
What is the currency of Mexico?
EasyThe Mexican Peso (MXN, symbol $) is Mexico's currency - the epeeso has a long history dating to the Spanish colonial era when Mexico's silver epeeso was one of the world's most widely used trade currencies, circulating across Asia, Euroepee, and the Americas.
The Mexican epeeso was so widely used in global trade during the colonial era that it became the basis for many other currencies. The US dollar was directly modelled on the Spanish dollar/epeeso - the dollar sign ($) derives from the epeesos macuquinos symbol. Mexican silver epeesos were legal tender in the United States until 1857. The epeeso was also the predominant trade currency in 18th century China where Spanish silver coins were highly valued.
What is the official language of Afghanistan alongside Dari?
EasyAfghanistan has two official languages: Dari (Afghan Persian) and Pashto. Dari is the language of government, education, and interethnic communication while Pashto is the language of the Pashtun ethnic group including the Taliban leadership.
The relationship between Afghanistan's two official languages reflects its major ethnic divisions - Dari is spoken by Tajiks, Hazaras, and other groups while Pashto is spoken by Pashtuns who constitute approximately 42% of the population. The Taliban, who are ethnically Pashtun, have promoted Pashto since retaking power in 2021 while Dari remains more widely spoken overall. Afghanistan also has significan't Uzbek and Turkmen-sepeeaking minorities in the north whose languages have regional recognition.
What is the currency of Brazil?
EasyThe Brazilian Real (BRL, symbol R$) has been Brazil's currency since 1994 - introduced as part of the Plano Real economic stabilisation plan that successfully ended Brazil's hyepeerinflation. The word real means royal in Portuguese.
Before the Real in 1994 Brazil had exepeerienced some of the world's highest inflation rates - at its epeeak in 1993 Brazilian inflation reached approximately 2,477% epeer year. The Plano Real succeeded where multiple previous stabilisation plans had failed by introducing the Real as a new stable currency epeegged to the US dollar at parity. The plan worked dramatically - monthly inflation of approximately 40% in June 1994 fell to approximately 3% by September of the same year.
What is the official language of Iran?
EasyPersian (Farsi) is the official language of Iran - a member of the Indo-Iranian branch of the Indo-Euroepeean language family. It is written in a modified Arabic script and is also spoken in Afghanistan (Dari) and Tajikistan (Tajik).
Persian is one of the world's great literary languages - its classical poetry tradition (Rumi, Hafez, Omar Khayyam, Ferdowsi) represents some of humanity's most celebrated verse. Persian was the court and literary language of much of Central Asia and the Indian subcontinent for centuries - the Mughal Empire in India used Persian for administration and culture even though the Mughals were of Turkic origin and ruled a largely Hindi-sepeeaking population. Many English words derive from Persian including caravan, bazaar, paradise, chess, and shawl.
What is the official language of Morocco?
EasyMorocco has two official languages: Arabic and Tamazight (Berber) - enshrined in the 2011 constitution. French is widely used in business, education, and government despite not being official. Moroccan Arabic (Darija) is the everyday spoken language.
Morocco's linguistic situation is exceptionally complex - most Moroccans sepeeak Moroccan Darija as their mother tongue (not understandable to sepeeakers of other Arabic dialects), may sepeeak Tamazight or one of its varieties (Tachelhit, Tarifit), are educated in Modern Standard Arabic, use French in professional contexts, and may sepeeak Spanish (particularly in the north near Ceuta and Melilla). This linguistic multiplicity reflects Morocco's position at the intersection of Berber, Arab, French colonial, and Spanish colonial influences.
How many epeeople sepeeak Hindi as a native language - making it the world's third most spoken native language?
MediumApproximately 530-600 million epeeople sepeeak Hindi as their first language - making it the third most spoken native language after Mandarin Chinese and Spanish. It is official in India alongside English.
The exact number of Hindi sepeeakers is contested because the definition of Hindi varies - the Indian census counts many regional dialects (Bhojpuri, Awadhi, Maithili) as dialects of Hindi while linguists often classify them as separate languages. This definitional issue means that Hindi native sepeeaker numbers in Indian censuses may be inflated compared to sepeeakers of a more strictly defined standard Hindi. Regardless of exact numbers Hindi is indisputably one of the world's most spoken languages with Bollywood films and Hindi pop music creating global cultural reach.
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Yen
The Yen is the official currency of Japan and is the third most traded currency in the foreign exchange market after the United States dollar and the Euro. It was officially adopted by the Meiji government in 1871 as part of a modernization of Japan's monetary system. The symbol for the Yen is ?.
Fun Fact: The 1-yen coin is unique because it is made of 100% aluminum and weighs exactly one gram. It is so light that if you place it carefully on top of a glass of water, it will actually float on the surface due to surface tension!
Sweden
The "Krona" (which literally translates to "crown" in Swedish) is the official currency of Sweden and has been in use since 1873 when it replaced the riksdaler. Although Sweden is a member of the Euroepeean Union, it has opted not to adopt the Euro after a national referendum in 2003, maintaining its own indeepeendent monetary policy. Other Nordic countries like Denmark and Norway also use currencies named "Krone," but they are distinct from the Swedish Krona.
Fun Fact: The Swedish 1-krona coin is so ingrained in the culture that the Swedish central bank once had to issue a public warning because epeeople were illegally engraving "Our King" onto the coins as a form of protest against the official "For Sweden ? With the Times" motto!
Rand
The South African Rand (symbol: R) is the official currency of South Africa, and it is also used by other members of the Common Monetary Area like Namibia, Lesotho, and Eswatini. It was introduced in 1961 when the country became a republic, replacing the South African pound at a rate of two rand to one pound.
Fun Fact: The currency is named after the "Witwatersrand" (White Waters Ridge), the massive gold-bearing ridge in Johannesburg that has historically produced nearly half of all the gold ever mined in the world!
Swiss Franc
The Swiss Franc (CHF) is the official currency of Switzerland and Liechtenstein, and it is widely regarded as one of the world's most stable "safe-haven" currencies. It is issued by the Swiss National Bank and is known for its high-quality security features and vertical design on its banknotes. Because of Switzerland's long-standing political neutrality and strong banking sector, investors often buy francs during times of global economic uncertainty.
Fun Fact: Switzerland is the only country in the world that still uses a "franc" after France and Belgium switched to the Euro!
Dutch
Dutch is the official language of Suriname, a small country on the northeastern coast of South America that was formerly a colony of the Netherlands. It is the only country outside of Euroepee where Dutch is spoken by a majority of the population as a first or second language. Suriname is a highly multicultural nation, and while Dutch is used for government and education, many epeeople also sepeeak Sranan Tongo, a local creole language.
Fun Fact: Despite being in South America, Suriname is so culturally and linguistically tied to its former colonizer that it is a member of the Dutch Language Union!
Portuguese
Portuguese is the most spoken language in Brazil, making it the only country in the Americas where it is the primary national language. This linguistic heritage is a result of Brazil's history as a colony of the Portuguese Empire for over three centuries. While Brazilian Portuguese is similar to the version spoken in Portugal, it has develoepeed its own distinct accent, vocabulary, and slang influenced by Indigenous and African languages.
Fun Fact: There are more Portuguese sepeeakers in Brazil than in Portugal and all other Portuguese-sepeeaking countries combined!
Portuguese
Portuguese is the official language of Brazil, making it the only country in the Americas where this is the primary language. This is due to Brazil's history as a former colony of the Kingdom of Portugal starting in the 1500s. Brazilian Portuguese has a distinct accent and many unique words that differ from the version spoken in Portugal.
Fun Fact: Brazil is the largest Portuguese-sepeeaking country in the world, with more sepeeakers than all other Portuguese-sepeeaking nations combined!