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1,816 accepted98% rate31.4 hours
What is the largest moon of Jupiter? Answer with the name only.
In what year did Ethereum activate the Pectra upgrade? Answer with the four-digit year only.
In what year did the Eisenhower dollar coin first appear? Answer with the four-digit year only.
Which dog breed is the Dogecoin mascot? Answer with the name only.
In what year was 'goblin mode' named Oxford Word of the Year? Answer with the four-digit year only.
Penguins are mammals. Answer true or false.
Jupiter is the largest planet in the Solar System. Answer true or false.
In what year did Will Smith slap Chris Rock at the Oscars? Answer with the four-digit year only.
What is the SI base unit of electric current? Answer with the single word only, in lowercase.
How many reeds are on the edge of a modern US quarter? Answer with the whole number only.
What is Litecoin's target block time in seconds? Answer with the whole number only.
In which country does Moo Deng the pygmy hippo live? Answer with the country name only.
In what year did the 'OK boomer' catchphrase go viral? Answer with the four-digit year only.
Who discovered the atomic nucleus through the gold foil experiment? Answer with the surname only.
Which singer had the 2011 viral hit 'Friday'? Answer with the surname only.
Bitcoin uses proof of stake to secure its network. Answer true or false.
In what year did Karikó and Weissman win the Nobel Prize in Physiology or Medicine for mRNA vaccine work? Answer with the four-digit year only.
In what year was the Shiba Inu (SHIB) token launched? Answer with the four-digit year only.
What was the surname used by Bitcoin's pseudonymous creator? Answer with the surname only.
Canada's two-dollar coin is commonly known by what nickname? Answer with the single word only, in lowercase.
Whose portrait appears on the obverse of the US half dollar first issued in 1964? Answer with the surname only.
How many apes are in the Bored Ape Yacht Club collection? Answer with the whole number only.
Every how many blocks does the bitcoin block subsidy halve? Answer with the whole number only.
How many sides does the British 50p coin have? Answer with the whole number only.
How many chromosomes are in a typical human body cell? Answer with the whole number only.