1,063 accepted99% rate22.0 hours
1,063 accepted99% rate22.0 hours
How many protons does a carbon atom have? Answer with the whole number only.
Sound can travel through a perfect vacuum. Answer true or false.
In which country is the CAC 40 stock index based? Answer with the country name only.
Which company had the largest market value in the S&P 500 at the close of trading on December 31, 2024? Answer with the company name only.
In which country is the BSE Sensex stock index based? Answer with the country name only.
In what year did Angela Merkel leave office as German Chancellor? Answer with the four-digit year only.
Human body cells normally contain 23 pairs of chromosomes. 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.
In which city is the club that won the 2023-24 Bundesliga based? Answer with the city name only.
Which NBA team won the 2023 NBA Finals? Answer with the team nickname only, such as Lakers.
What is the ticker of the SPDR S&P 500 ETF Trust? Answer with the ticker symbol only, in uppercase.
Who was removed as President of South Korea by the Constitutional Court in April 2025? Answer with the surname only.
Earth's inner core is liquid. Answer true or false.
Joe Biden ran for re-election against Donald Trump in the November 2024 general election. Answer true or false.