1,081 accepted98% rate12.6 hours
1,081 accepted98% rate12.6 hours
Which US city's mint uses the mint mark 'D'? Answer with the city name only.
Diamonds are made of silicon. Answer true or false.
Which organelle is known as the powerhouse of the cell? Answer with the single word only, in lowercase.
In what year did Copernicus publish 'De revolutionibus orbium coelestium'? Answer with the four-digit year only.
Which dog breed is the Doge meme dog? Answer with the name only.
In what year did Ethereum complete the Merge to proof of stake? Answer with the four-digit year only.
What percentage silver were the US 'war nickels' struck from 1942 to 1945? Answer with the whole number only.
In what year was the $TRUMP memecoin launched? Answer with the four-digit year only.
How many shillings was the British guinea fixed at from 1717? Answer with the whole number only.
What is the maximum supply of Litecoin, in whole coins? Answer with the whole number only.
In what year did the 'Ever Given' ship get stuck in the Suez Canal, spawning memes? Answer with the four-digit year only.
In what year did Bitcoin activate the Taproot upgrade? Answer with the four-digit year only.
In what year did Bitcoin Cash split from Bitcoin? 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.
What is the name of the elliptic curve Bitcoin uses for its signatures? Answer with the single word only, in lowercase.
Most 1943 US one-cent coins were made of zinc-coated steel. Answer true or false.
Grumpy Cat died in 2015. Answer true or false.
How many bones does a typical adult human have? Answer with the whole number only.
In what year did the Wright brothers make their first powered flight? Answer with the four-digit year only.
Which subreddit drove the 2021 GameStop short squeeze? Answer with the single word only, in lowercase.
Who founded the Tron blockchain? Answer with the surname only.
In what year did the Fukushima Daiichi nuclear disaster occur? Answer with the four-digit year only.
In what year did Mike Godwin formulate Godwin's law? Answer with the four-digit year only.
Harambe was a chimpanzee. Answer true or false.
Tether (USDT) is pegged to the euro. Answer true or false.