Tech Talk: How well do you know Bill Gates?

Everyone knows Bill Gates founded Microsoft and became a snillionaire -- he's the richest guy in the world right now, according to Forbes magazine. And it's common knowledge that he now gives away a lot of his money through the Bill & Melinda Gates Foundation. But do you know how much he donates -- or what he scored on his SATs? Take our quiz and test your knowledge of the man who gave us Windows.

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