Ballpark — June 14, 2026
Answers to that day's 5 daily estimation questions.
Total cars in the world
1.4 billion
The majority are in North America, Europe, and China.
Total height of all peaks in the Tour de France
150,000 feet
Cumulative elevation gain over 21 stages.
Minutes in a standard NBA game
48 minutes
Excluding overtime periods.
Length of the Nile River
4,130 miles
It is generally considered the longest river in the world.
About how thick is a single sheet of printer paper?
~0.1 mm
A sheet of paper is around a tenth of a millimeter thick.