Friday Quiz, Take 7
This quiz was brought to you by the Fairfax County Mathematics League. This is an extracurricular math activitiy for high school students. And these questions go to the varsity teams. (That usually starts around pre-Calculus.)
1. Assuming that the Earth is a sphere with a radius of 4000 miles, how far is it, in miles, from an astronaut seated in a horizontal spacecraft 100 miles from the Earth's surface, to the Earth's visible horizon?
2. In how many zeroes does (5^10)! terminate?
If you have a favorite math problem you would like to submit to the Friday Quiz, please send it my way: firstname.lastname@example.org
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