A student has time to visit 3 of their 6 favorite colleges. How many different ways can the visits be arranged? 20 18 720 120
Question
Solution 1
This is a problem of permutations. The student has 6 colleges to choose from and wants to visit 3 of them. The order in which the colleges are visited matters, so we use the formula for permutations:
P(n, r) = n! / (n-r)!
where n is the total number of options (6 colleges), r is the number of opti Knowee AI is a powerful AI-powered study tool designed to help you to solve study problem.
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Knowee AI is a powerful AI-powered study tool designed to help you to solve study problem.
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