Fermi Estimation
Guess quantities to the nearest order of magnitude. Used in all quant final rounds.
Problem 1 of 25
0 pts
Fermi Question
Distance from Earth to Moon (km)
Accepts plain numbers or scientific notation (3.84e5). Press Enter to submit.
Scoring
3 pts
Exact order
<0.3 OOM off
2 pts
Within 1 OOM
0.3–1.3 off
1 pt
Within 2 OOM
1.3–2.3 off
0 pts
Off by 3+
>2.3 OOM off