# Question

A certain town with a population of 100,000 has 3 newspapers: I, II, and III. The proportions of townspeople who read these papers are as follows:

I: 10 percent I and II: 8 percent I and II and III: 1 percent

II: 30 percent I and III: 2 percent

III: 5 percent II and III: 4 percent

(The list tells us, for instance, that 8000 people read newspapers I and II.)

(a) Find the number of people who read only one newspaper.

(b) How many people read at least two newspapers?

(c) If I and III are morning papers and II is an evening paper, how many people read at least one morning paper plus an evening paper?

(d) How many people do not read any newspapers?

(e) How many people read only one morning paper and one evening paper?

I: 10 percent I and II: 8 percent I and II and III: 1 percent

II: 30 percent I and III: 2 percent

III: 5 percent II and III: 4 percent

(The list tells us, for instance, that 8000 people read newspapers I and II.)

(a) Find the number of people who read only one newspaper.

(b) How many people read at least two newspapers?

(c) If I and III are morning papers and II is an evening paper, how many people read at least one morning paper plus an evening paper?

(d) How many people do not read any newspapers?

(e) How many people read only one morning paper and one evening paper?

## Answer to relevant Questions

The following data were given in a study of a group of 1000 subscribers to a certain magazine: In reference to job, marital status, and education, there were 312 professionals, 470 married persons, 525 college graduates, 42 ...A small community organization consists of 20 families, of which 4 have one child, 8 have two children, 5 have three children, 2 have four children, and 1 has five children. (a) If one of these families is chosen at random, ...Seven balls are randomly withdrawn from an urn that contains 12 red, 16 blue, and 18 green balls. Find the probability that (a) 3 red, 2 blue, and 2 green balls are withdrawn; (b) At least 2 red balls are withdrawn; (c) All ...A closet contains 10 pairs of shoes. If 8 shoes are randomly selected, what is the probability that there will be (a) No complete pair? (b) Exactly 1 complete pair? Let E, F, and G be three events. Find expressions for the events so that, of E, F, and G, (a) Only E occurs; (b) Both E and G, but not F, occur; (c) At least one of the events occurs; (d) At least two of the events ...Post your question

0