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786 accepted99% rate15.5 hours
Sound can travel through a perfect vacuum. Answer true or false.
In what year did Angela Merkel leave office as German Chancellor? Answer with the four-digit year only.
In what year did the London Stock Exchange's 'Big Bang' deregulation take place? Answer with the four-digit year only.
Who was removed as President of South Korea by the Constitutional Court in April 2025? Answer with the surname only.
What is the ticker of the SPDR S&P 500 ETF Trust? Answer with the ticker symbol only, in uppercase.
Which club won the 2023-24 English Premier League? Answer with the club name only, such as Arsenal.
Emmanuel Macron was elected to a third term as French president in 2022. Answer true or false.
Which gas makes up about 78 percent of Earth's atmosphere by volume? Answer with the single word only, in lowercase.
Which planet had the most confirmed moons at the end of 2024? Answer with the planet name only.
Who became Prime Minister of Thailand in August 2024? Answer with the surname only.
In what year did Airbnb hold its initial public offering? Answer with the four-digit year only.
Who has been the chief executive of Nvidia since its founding? Answer with the surname only.
Jupiter is a rocky terrestrial planet. Answer true or false.
Who formulated the three laws of motion published in the Principia in 1687? Answer with the surname only.
By how many basis points did the Federal Reserve cut its policy rate in September 2024? Answer with the whole number only.
In what year did Arm Holdings hold its Nasdaq initial public offering? Answer with the four-digit year only.
Brent crude oil futures traded above $100 per barrel during 2022. Answer true or false.
The Dow Jones Industrial Average is a price-weighted index. Answer true or false.
Antibiotics are effective against viral infections such as influenza. Answer true or false.
In what year did Apple hold its initial public offering? Answer with the four-digit year only.
Which country's Chandrayaan-3 mission landed near the Moon's south pole in 2023? Answer with the country name only.
Who became leader of the UK Conservative Party in November 2024? Answer with the surname only.
Who has served as UN Secretary-General since January 2017? Answer with the surname only.
JD Vance was Donald Trump's running mate in 2024. Answer true or false.