1. In a group of 260 people, a survey was done to find out what type of shows were the

favorite of each age group.

The results were recorded in the following chart.

	Type of Show or Concert
Music	Comedy	Plays	Dance	Total
Teens	25	10	5	5	45
Young Adult	30	25	10	10	75
Adults Over 24	20	10	25	10	65
Seniors Over 50	10	10	30	25	75
Total	85	55	70	50	260

If a person is selected at random from this group of 240 people,

find the probability that:

1. a. They are a senior.___________
2. b. They are a young adult who likes comedy.___________
3. c. They are an adult or someone who likes dance._________________
4. d. They are a person who likes plays or music performances.______________
5. e. They are a senior given that they like comedy._________________________
6. f. They are someone who likes dance given that they are a teen._________________________

1. 2. The following data represents the medal tallies of the topfivecountriesat the 2004 Olympics.

Country	Gold	Silver	Bronze	Totals
United States	35	39	29	103
China	32	17	14	63
Russia	27	27	38	92
Australia	17	16	16	49
Japan	16	9	12	37
Totals	127	108	109	344

If a medal is picked at random from this group,find the probability that was:

1. a. A gold medal___________________________________

1. b. A silver medal won by a Russian____________________

1. c. A bronze medal or won by the United States__________

1. d. A silver medal or a bronze medal___________________

1. e. A gold medal and a silver medal____________________

1. f. A silver medal given that it was won by Japan_________

1. g. A medal won by Australia given that it was bronze_____

1. 3. At a gathering of 230 college students their grade-group and major were recorded as follows:

	Major
Grade-Group	Biology	Nursing	Math	Accounting	Total
A-student	20	20	10	20	70
B-student	30	30	20	20	100
C-student	30	10	10	10	60
Total	80	60	40	50	230

If a student is selected at random from this group, find the probability that the student is:

Question	Answer	Points
A Biology major
A Biology major or an A-student.
A Nursing major and a B-student.
A Nursing major or a Biology major.
A math major and a Biology major
An Accounting major gave that they are an A-student
A B-student gave that they are a Math major.