Upon your visit to Izzy’s Ice Cream Igloo you want to order a banana split with two different flavors of ice cream. If your choices are dark chocolate, caramel delight, mint chocolate chip, mocha almond, and cookies n’ cream, how many combinations can you have in your sundae (no repetition of flavors)?
If you decide to splurge and add another flavor to your sundae, how many combinations can you have with three flavors?