A combination lock has numbers 0-35. If there are three numbers in the combination, how many lock combinations are there?
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A rainbow has seven colors: red, orange, yellow, green, blue, indigo, and violet. If they were to be sorted in to any order, how many combinations would there be?
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There are four available flavors at an ice cream shop: cookie dough, mint chocolate chip, rocky road, and cookies and cream. You want seven scoops in your sundae. How many different combinations can you get?
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There are five kinds of fruit you like in your fruit salads: pear, apple, pineapple, grape, and cantelope. How many different kinds of fruit salad can you make with three fruits?
What type of problem is this?