Ballpark — August 14, 2026
Answers to that day's 5 daily estimation questions.
Annual global coffee consumption
500 cups (billions)
Over 2.25 billion cups of coffee are consumed globally every day.
Weight of an African elephant
13,000 pounds
A single ear can weigh up to 100 pounds.
Cost to build the Golden Gate Bridge (today’s USD)
550 USD (millions)
The original cost was $35 million in 1937 dollars.
Years the Roman Empire lasted
1,000 years
The western empire fell in 476 AD.
Length of the Great Wall (all sections)
13,000 miles
The wall was built over many centuries by various dynasties.