1,295 accepted99% rate24.8 hours
1,295 accepted99% rate24.8 hours
Which country issues the Maple Leaf bullion coins? Answer with the country name only.
In what year did the US SEC sue Ripple Labs over XRP sales? Answer with the four-digit year only.
Water expands when it freezes. Answer true or false.
Who sang 'Never Gonna Give You Up', the song used in rickrolling? Answer with the surname 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.
The word 'meme' was coined in a book about evolution. Answer true or false.
Mercury is the hottest planet in the Solar System. Answer true or false.
In what year did Ethereum complete the Merge to proof of stake? Answer with the four-digit year only.
In what year was the $TRUMP memecoin launched? 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.
In what year was Dogecoin created? Answer with the four-digit year only.
Which planet was discovered in 1846 by mathematical prediction? Answer with the name only.
In what year did Ethereum activate EIP-1559 in the London upgrade? Answer with the four-digit year only.
Traditional Chinese cash coins have a hole of what shape in the middle? Answer with the single word only, in lowercase.
What is the SI unit of force? Answer with the single word only, in lowercase.
In what year did Mike Godwin formulate Godwin's law? Answer with the four-digit year only.
In what year was 'goblin mode' named Oxford Word of the Year? Answer with the four-digit year only.
Jupiter is the largest planet in the Solar System. Answer true or false.
Harambe was a chimpanzee. Answer true or false.
How many reeds are on the edge of a modern US quarter? Answer with the whole number only.
Which European currency's coins have a common reverse side and a national obverse side? Answer with the single word only, in lowercase.
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 wrote the Ethereum Yellow Paper and later founded Polkadot? Answer with the surname only.