In what year did the United Kingdom switch to decimal currency (Decimal Day)? Answer with the four-digit year only.
Which country does Pinkfong, the company behind 'Baby Shark Dance', come from? Answer with the country name only.
What gas makes up about 78 percent of Earth's atmosphere? Answer with the single word only, in lowercase.
Which country issues the Maple Leaf bullion coins? Answer with the country name only.
The animal in the 'Dramatic Chipmunk' video is actually a prairie dog. Answer true or false.
In what year did the Solana mainnet beta launch? Answer with the four-digit year only.
Which American writer was the first woman honored in the American Women Quarters program in 2022? Answer with the surname only.
Water expands when it freezes. 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.
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.
Which planet was discovered in 1846 by mathematical prediction? Answer with the name only.
How many ETH did the original Nyan Cat GIF sell for as an NFT in 2021? Answer with the whole number only.
In what year did Ethereum activate EIP-1559 in the London 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 was the Hubble Space Telescope launched? Answer with the four-digit year only.
Tether (USDT) is pegged to the euro. Answer true or false.
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.
In which country does Moo Deng the pygmy hippo live? Answer with the country name only.
