MAT105 Final Exam  
Please turn in before the end of the class.

Name: __________________________  Date: _____________

1.	A basketball player scored a total of 46 points in the first two games of the season. If he continues at the same pace, how many points should he score in the 18-game season?	

2.	On the blueprint of Lauren's new office building, the scale is 3 in. equals 8 ft. What will be the actual length of Lauren's office if it measures 6 in. long on the blueprint? 	

3.	Solve for the unknown: 	

4.	Solve for the unknown: 	

5.	Is the rate  equivalent to the rate ?	

6.	An appliance dealer marks up refrigerators 20% (based on cost). If the cost of one model is $1,200, what should its selling price be?	

7.	John's height increased from 5'2" to 5'7" during the past year. What is the rate of increase (to the nearest whole percent) of John's height over the past year?	

8.	If $7,000.00 is deposited into an account paying 6% interest compounded annually (at the end of each year), how much money is in the account after 3 years? (Round to the nearest cent.)	

9.	If $5,600 is deposited into an account paying 5% interest compounded annually (at the end of each year), how much money is in the account after 3 years?	

10.	Betty pays $585 interest for a 1-year loan at 6.5%. What was the amount of her loan?	

11.	Approximate   by giving the two whole numbers that it lies between.	

12.	Find the missing length of the right triangle.

13.	Find the square root.

14.	The two triangles are similar. Find the indicated side.

Find x.

15.	Find the missing angle.

16.	The table below gives the mean temperature (in degrees Fahrenheit) for the month of June over a 20-year period in Town B.

Year	
1	
2	
3	
4	
5	
6	
7	
8	
9	
10	

Temp.	
69.2°	
68.5°	
70.4°	
72.3°	
71.1°	
71.5°	
70.8°	
69.7°	
67.7°	
68.1°	

Year	
11	
12	
13	
14	
15	
16	
17	
18	
19	
20	

Temp.	
73.2°	
68.8°	
71.3°	
71.8°	
67.5°	
68.7°	
72.1°	
71.6°	
70.2°	
70.1°	

Construct a box-and-whisker plot based on the data. Discuss any significant features of the plot.	

17.	Closing prices for Company B stock are shown during 2-week period. Construct and interpret a box-and-whisker plot for these data.

Day	
1	
2	
3	
4	
5	
6	
7	
8	
9	
10	

Price	
36.52	
36.62	
36.55	
36.43	
37.02	
36.85	
36.62	
36.38	
36.25	
36.33	

18.	Construct a box-and-whisker plot for the set of numbers.

10, 4, 9, 13, 5, 11, 5, 3, 7, 5	

19.	The table below gives the number of older (age 65 and older) foreign-born residents of the U.S. by region of birth in the year 2000.

Region	
Population	

Europe	
1,200,000	

Latin America	
   970,000	

Asia	
   690,000	

Other areas	
   240,000	

Create a pie chart for the information.	

20.	The table below gives the median household income by race and Hispanic origin of householder according to the 2000 census.

Race and Hispanic Origin	
Income	

White non-Hispanic	
$45,856	

Black	
$30,439	

Asian and Pacific Islander	
$55,521	

Hispanic (of any race)	
$33,447	

Create a bar graph from this information.	

21.	Perform the indicated operation.

22.	Find the reciprocal of 	

23.	Add 	

24.	Evaluate 	

25.	Use the information in the table to create a pictograph.

Car Sales
Year	
Car Sales	

1997	
7,453	

1998	
8,336	

1999	
7,678	

2000	
10,653	

2001	
9,451	

2002	
8,654	

2003	
9,201