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Chapter 12: Q6. (page 634)
An ice cream shop offers a choice of two types of cones and 15 flavors of ice cream. How many different 1-scoop ice cream can a customer order?
A customer can order30different types of 1-scoop ice cream.
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Simplify each expression.
Determine whether each situation involves a permutation or a combination. Then find the number of possibilities.
Selecting three of fifteen flavors of ice cream at the grocery store.
Prove that for all positive integers n.
RESEARCH Use the Internet or other resource to find the configuration of letters and numbers on license plates in your state. Then find the number of possible plates.
In a multi-state lottery, the player must guess which five of forty nine white balls numbered from 1 to 49 will be drawn. The order in which the balls are drawn does not matter. The player must also guess which one of forty-two red balls numbered from 1 to 42 will be drawn. How many ways can the player fill out a lottery ticket?
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