1,224 accepted94% rate19.8 hours
1,224 accepted94% rate19.8 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.
Saudi Aramco's shares are listed on the Saudi Exchange (Tadawul) in Riyadh. Answer true or false.
Spiders are insects. Answer true or false.
The Nikkei 225 is the main stock index of South Korea. Answer true or false.
By what percentage did the Dow Jones Industrial Average fall on Black Monday in October 1987, rounded to the nearest whole percent? Answer with the whole number only.
What is the ticker of the SPDR S&P 500 ETF Trust? Answer with the ticker symbol only, in uppercase.
In what year was the Nasdaq stock market founded? Answer with the four-digit year only.
Who won the 2025 Indianapolis 500? Answer with the surname only.
Who won the 2024 Open Championship in golf? Answer with the surname only.
Who won the 2023 Tour de France? Answer with the surname only.
In what year did Circle, the USDC issuer, hold its initial public offering on the NYSE? Answer with the four-digit year only.
Mars has three natural moons. Answer true or false.