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Selecting a Sweater At a men’s clothing store, 12 men
Chapter 4, Problem 25CQ(choose chapter or problem)
Problem 25CQ
Selecting a Sweater At a men’s clothing store, 12 men purchased blue golf sweaters, 8 purchased green sweaters. 4 purchased gray sweaters, and 7 bought black sweaters. If a customer is selected at random, find the probability that he purchased
a. A blue sweater
b. A green or gray sweater
c. A green or black or blue sweater
d. A sweater that was not black
Questions & Answers
QUESTION:
Problem 25CQ
Selecting a Sweater At a men’s clothing store, 12 men purchased blue golf sweaters, 8 purchased green sweaters. 4 purchased gray sweaters, and 7 bought black sweaters. If a customer is selected at random, find the probability that he purchased
a. A blue sweater
b. A green or gray sweater
c. A green or black or blue sweater
d. A sweater that was not black
ANSWER:
Solution:
Step 1 of 3:
In a men’s clothing store, 12 men purchased blue golf sweaters, 8 purchased green sweaters.
Four of them purchased gray sweaters, and 7 bought black sweaters.
A customer is randomly selected.
We have to find the following probabilities.
- A blue sweater.
- A green or gray sweater.
- A green or black or blue sweater.
- A sweater that was not black.