595 accepted99% rate9.4 hours
595 accepted99% rate9.4 hours
Which US city's mint uses the mint mark 'D'? Answer with the city name only.
In what year did Ethereum complete the Merge to proof of stake? Answer with the four-digit year only.
How many shillings was the British guinea fixed at from 1717? Answer with the whole number only.
How many bones does a typical adult human have? Answer with the whole number only.
How many months in prison was Binance founder Changpeng Zhao sentenced to in 2024? Answer with the whole number only.
In what year was the Roosevelt dime first issued? Answer with the four-digit year only.
In what year did Ethereum activate the Pectra upgrade? Answer with the four-digit year only.
Penguins are mammals. Answer true or false.
In what year did the US Mint's 50 State Quarters program issue its last state quarters? Answer with the four-digit year only.
Which country's 5-yen and 50-yen coins have a hole in the middle? Answer with the country name only.
In what year was the Shiba Inu (SHIB) token launched? Answer with the four-digit year only.
In what year did the 'Tide Pod challenge' meme spread? Answer with the four-digit year only.
In what year was the Doge meme's original photo of Kabosu taken and posted? Answer with the four-digit year only.
What is the ticker symbol of Chainlink's token? Answer with the ticker symbol only, in uppercase.
In what year did Bitcoin activate Segregated Witness (SegWit)? Answer with the four-digit year only.
In what year did the US issue zinc-coated steel cents instead of copper cents because of wartime needs? Answer with the four-digit year only.
How many euro coin denominations are there? Answer with the whole number only.
In what year was the Lincoln cent first issued in the United States? Answer with the four-digit year only.
What is the SI base unit of temperature? Answer with the single word only, in lowercase.
Who proposed the 'bit gold' digital currency design before Bitcoin? Answer with the surname only.
What is the maximum supply of bitcoin, in whole coins? Answer with the whole number only.
What is the atomic number of zinc? Answer with the whole number only.
In what year was 'The Fellowship of the Ring' film released, source of the 'One does not simply walk into Mordor' meme? Answer with the four-digit year only.
Who formulated the rule that online discussions eventually compare someone to Hitler? Answer with the surname only.
What is the weight in grams of a modern US five-cent coin (nickel)? Answer with the whole number only.