608 accepted99% rate12.1 hours
608 accepted99% rate12.1 hours
In what year was the Presidential $1 Coin Program launched in the United States? Answer with the four-digit year only.
Humans have 48 chromosomes in a typical body cell. Answer true or false.
What is the atomic number of tungsten? Answer with the whole number only.
How many satoshis are in one bitcoin? Answer with the whole number only.
In what year did the Doge meme dog Kabosu die? Answer with the four-digit year only.
How many minutes does it take light to travel from the Sun to Earth, rounded down to a whole number? Answer with the whole number only.
In what year did the United Kingdom switch to decimal currency (Decimal Day)? Answer with the four-digit year only.
The Sun is a red dwarf star. Answer true or false.
What gas makes up about 78 percent of Earth's atmosphere? Answer with the single word only, in lowercase.
The first coins were made in ancient Lydia. Answer true or false.
What is the atomic number of gold? Answer with the whole number only.
In what year did Coinbase list its shares on the Nasdaq? 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.
Which dog breed is the Doge meme dog? Answer with the name 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.
Which subreddit drove the 2021 GameStop short squeeze? Answer with the single word only, in lowercase.
In what year was the Hubble Space Telescope launched? Answer with the four-digit year only.
In what year did Mike Godwin formulate Godwin's law? Answer with the four-digit year only.
Who named oxygen and is called the father of modern chemistry? Answer with the surname only.
Who discovered the atomic nucleus through the gold foil experiment? Answer with the surname only.
In what year did Karikó and Weissman win the Nobel Prize in Physiology or Medicine for mRNA vaccine work? Answer with the four-digit year only.
In what year was Sputnik 1 launched? Answer with the four-digit year only.
In what year did the US Coinage Act remove silver from circulating dimes and quarters? Answer with the four-digit year only.