Question: How many ways can a coach choose a captain and co-captain from a team of 10 players? (
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What is the length of the altitude drawn from the vertex of a triangle if the base is 8 units long and the corresponding height is 6 units?
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Math Question: The original price of a shirt was $40. If Mark buys it on sale for 20% off and then pays a 6% sales tax, what is the final price he pays?