Ballpark #33 — answers
August 27, 2026 · five estimation questions and their accepted values
Question 1
How many stairs climb the Burj Khalifa to floor 160?
2909
Question 2
How much does an NFL football weigh, in grams?
410
Question 3
How many Nobel Prizes did Marie Curie win?
2
Question 4
How many kilometers of roads does the US have, in millions?
6.6
Federal Highway Administration estimate.
Question 5
What is the fastest recorded NHL slapshot, in km/h?
175
Zdeno Chara, 2012.
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