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Chapter 13: Q. 12. (page 868)

Stocking a store A clothing store sells pure wool and polyester-wool suits. Each suit comes in three colors and ten sizes. How many suits are required for a complete assortment?

Short Answer

Expert verified

The answer is $720 .$

Step by step solution

01

Step 1. Given information.

$3$ colors and $10$ sizes are given.

02

Step 2. Calculation.

We calculate the question by following the rule of number of combinations-

C (10, 3) = \frac{10!}{(10 - 3)!} = \frac{10!}{7!} = \frac{10 \times 9 \times 8 \times 7!}{7!} = 720

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Most popular questions from this chapter

Two fair dice are rolled.

Determine the probability that the sum of the two dice is 7.

Use the formula $C (n, r) = \frac{n!}{(n - r)! r!}$ to find the value of each combination.

$C (8, 2)$

True or False In a probability model, the sum of all probabilities is 1.

List all the combinations of 6 objects 1, 2, 3, 4, 5, and 6 taken 3 at a time. What is $C (6, 3)$ ?

According to the American Pet Products Manufacturers Association, there is a 34% probability that a U.S. pet owner owns a cat. If a U.S. pet owner is randomly selected, what is the probability that he or she does not own a cat?

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