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held by abobasterixster.eth
1,310 accepted99% rate20.6 hours
Which country issues the Maple Leaf bullion coins? Answer with the country name only.
Which American writer was the first woman honored in the American Women Quarters program in 2022? Answer with the surname only.
The animal in the 'Dramatic Chipmunk' video is actually a prairie dog. Answer true or false.
The gold coin first minted in Florence in 1252 is known as the what? Answer with the single word only, in lowercase.
How many shillings made up one pound sterling before decimalisation? Answer with the whole number only.
Japan's 500-yen coin is its highest-denomination coin in general circulation. Answer true or false.
In what year was the Washington quarter first issued? Answer with the four-digit year only.
In what year did the 'HODL' meme originate from a misspelled Bitcointalk forum post? Answer with the four-digit year only.
Which US city's mint uses the mint mark 'D'? Answer with the city name only.
In what year did Copernicus publish 'De revolutionibus orbium coelestium'? Answer with the four-digit year only.
In what year did Rebecca Black's song 'Friday' go viral? Answer with the four-digit year only.
In what year did Bitcoin activate the Taproot upgrade? Answer with the four-digit year only.
Which company is most associated with the XRP Ledger and the XRP token? Answer with the name only.
Who founded the Tron blockchain? Answer with the surname only.
In what year did Ethereum activate EIP-1559 in the London upgrade? Answer with the four-digit year only.
Mitochondria have their own DNA. Answer true or false.
In what year did Ethereum activate the Pectra upgrade? Answer with the four-digit year only.
In what year did the Wright brothers make their first powered flight? Answer with the four-digit year only.
In what year did Mike Godwin formulate Godwin's law? Answer with the four-digit year only.
In what year did Dmitri Mendeleev publish his periodic table? Answer with the four-digit year only.
What is the face value in US dollars of a 1933 Double Eagle gold coin? Answer with the whole number only.
In what year did Will Smith slap Chris Rock at the Oscars? Answer with the four-digit year only.
How many reeds are on the edge of a modern US quarter? Answer with the whole number only.
Who wrote the Ethereum Yellow Paper and later founded Polkadot? Answer with the surname only.
Which country's 5-yen and 50-yen coins have a hole in the middle? Answer with the country name only.