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On Apr 22, 2018
1 / 5
In what year was the world wide web invented by Tim Berners-Lee?
2 / 5
How many cells make up the average human body?
3 / 5
How many satellites are currently orbiting the Earth?
4 / 5
How many figures is the largest prime number currently known?
5 / 5
If you were to hold a grain of sand up to the nights sky, how many galaxies would be hidden behind it?
5
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