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by qazqwerty243
March 6th, 2019, 1:23 pm
Forum: General Competition
Topic: Trading Tests?
Replies: 1
Views: 1089

Trading Tests?

Hey guys,

I was wondering if there was a place on the forums or discord where I could trade tests with other schools?
by qazqwerty243
December 10th, 2018, 10:47 am
Forum: 2019 Study Events
Topic: Fermi Questions C
Replies: 72
Views: 30552

Re: Fermi Questions C

Does anyone know of an accurate number for the number of grains of sand in the world? According to google it's 10^19, but google also says the Sahara along has 10^24 grains... so.... Can anyone help?

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