Basic Mathematics for College Students

114.0.3 115. 116.0.9 117. 118. 0

119. 
     

120. a.4.36 b.24.45 c.3.57 121. 30 122. 70

123. 27 124. 125. 70 126. 440 127. 8

128.33 in. 129.9 and 10 130.Since (2.646)^2 7.001316,
we cannot use an symbol.

1. a.addend, addend, sum b.minuend, subtrahend,
   difference c.factor, factor, product d.divisor, quotient,
   dividend e.repeating f.radical


2. 
   
   
   
   3. a.1 thousandth b. 4 c. 6 d.2 tens
   
   
   
   

4.Selway, Monroe, Paston, Covington, Cadia 5.4,519.0027

6. a. , sixty-two and fifty-five hundredths,

62 b. , eight thousand

thirteen one hundred-thousandths, 7. a.461.7

b.2,733.050 c. 8.$0.65 9.10.756
10.6.121 11.0.1024 12.0.57 13.14.07 14.0.0348

15. 
    
    
    
    16. 
        
        
        
        17. 
            
            
            
            18. a. 210
                b.4,000  20 400  2 200 19. a.0.567909 b.0.458
                20.61,400,000,000 21.1.026 in. 22.1.25 mi^2
                23.0.004 in 24.Saturday, $23.75 25.0.42 g
                26.20.825 lb 27.10.676 28. a.0.34 b.
            
            
            
            
        
        
        
        
    
    
    
    

29.3.588 30.56.86 31. 32.

33. a.

b.

34.$5.65 35. 37 36. a. b.2.5625 37.12, 12

38. a. b. c. d. 39. 11 40.


39. a. b.1.3 c. 15 d.


40. a.one hundred fifty-four thousand, three hundred two
    b.100,000 50,000 4,000  300  2
    2.(3 4)  5 3 (4 5) 3.16,693 4. 102
    5.75,625 ft^2 6.27 R 42 7.$715,600 8.1, 2, 4, 5, 10, 20


41. 22 511 10.600, 20 11. 4 12. 13.
    14.adding 15.83°F increase 16. 17.


42. ft 19. 20. 60

21.8,3, 36,6, 6 22. 35 23. 24.

25.equivalent fractions 26. 27. 28.

29. 
    
    
    
    30. 
        
        
        
        31. 
            
            
            
            32. 
                
                
                
                33. 
                    
                    
                    
                    34. in.
                    
                    
                    
                    
                
                
                
                
            
            
            
            
        
        
        
        
    
    
    
    


30. 36.0.001 in. 37.
    3
    4

11

1

8

7

64



1

3

26

7

24

19

1

8

17

18



3

16

21

128

5

7

6

13

 5,000

 2,100 3(5)    15

 270  1

   13

Chapters 1–4 Cumulative Review (page 410)

 0.2  11



1

30

 1.08

• 5 2 16
  − 5 − 4 − 3 − 2 −10 12 34 5


• 9

–0.8 0.375

− 1 01

0.6

41

30

 12

0.416

1.18  0.8  2.29

 1.983373

8,013

100,000

8

100



1

10,000



3

100,000

55

100

60  2 

5

10



5

100

79

100

, 0.79

Chapter 4 Test (page 408)

18

1

3

• 2 3 9
  − 5 − 4 − 3 − 2 −10 12 34 5


• 16



1

6

8

13

38.

39.130.198 40.1.01 41. 42.

43.5.6 44.0.0000897 45.33.6 hr 46.157.5 in.^2

47.232.8 48. 49.2.325 50.8, 8 51. 7

52. 
    
    
    
    53. 
        
        
        
        54. 39
        
        
        
        
    
    
    
    

1.ratio 3.unit 5. 3 7. 10 9.

11. , 13 to 9, 13 9 13. 15. 17. 19. 21.


12. 
    
    
    
    25. 
        
        
        
        27. 
            
            
            
            29. 
                
                
                
                31. 
                    
                    
                    
                    33. 
                        
                        
                        
                        35. 
                            
                        
                        
                        
                        
                    
                    
                    
                    
                
                
                
                
            
            
            
            
        
        
        
        
    
    
    
    


13. 
    
    
    
    39. 
        
        
        
        41. 
            
            
            
            43. 
                
                
                
                45. 
                    
                    
                    
                    47. 
                        
                        
                        
                        49. 
                            
                        
                        
                        
                        
                    
                    
                    
                    
                
                
                
                
            
            
            
            
        
        
        
        
    
    
    
    


14. 
    
    
    
    53. 
        
        
        
        55. 57.12 revolutions per min 59.$5,000 per year
            61.1.5 errors per hr 63.320.6 people per square mi
            65.$4 per min 67.$68 per person 69.1.2 cents per ounce
            71.$0.07 per ft 73. a. b. 75. 77.
        
        
        
        
    
    
    
    


15. a.$1,800 b. c. d. 81. 83.


16. 
    
    
    
    87. 
        
        
        
        89. a.108,000
            b.24 browsers per buyer 91.7¢ per oz 93.1.25¢ per min
            95.$4.45 per lb 97.440 gal per min 99. a.325 mi
            b.65 mph 101.the 6-oz can 103.the 50-tablet boxes
            105.the truck 107.the second car 113.43,000 115.8,000
        
        
        
        
    
    
    
    

1.proportion 3.cross 5.variable 7.isolated 9.true,

false 11.9, 90, 45, 90 13.Children, Teacher’s aides

15. , 18, 3, 3, 6, 6 17. 19.
    21.false 23.true 25.true 27.false 29.false
    31.true 33.true 35.false 37.yes 39.no 41. 6


16. 4 45.0.3 47.2.2 49. 51. 53.3,500 55.


17. 36 59. 1 61. 2 63. 65. 180 67. 18 69.3.1


18. 73.$218.75 75.$77.32 77.yes 79. 24


19. 975 83.80 ft 85.65.25 ft 65 ft 3 in.
    87.2.625 in. in. 89. , which is about 91.19 sec

93.31.25 in. in. 95.$309 101.49.188 103.31.428

105.4.1 107.49.09

31

1

4

4

1

4

4

2

7

2

5

8

1

6

8

1

5

1

2

7

8

3

1

2

400 sheets

100 beds

4 sheets

1 bed

20

30

2

3

3 x

Study Set Section 5.2 (page 438)

329 complaints

100,000 passengers

5 compressions

2 breaths

1

20

1

1

1

18

1

3

4

9

3

1

1

55

3

2

2

3

3 beats

2 measures

21 made

25 attempts

15 days

4 gal

32 ft

3 sec

7

12

3

4

3

7

1

5

6

1

1

2

2

7

19

39

13

3

1

3

3

4

1

3

1

2

2

3

7

4

5

3

11

16

5

8

13

9

11 minutes

60 minutes

11

60

Study Set Section 5.1 (page 423)

 6

15

4

0.416

 8.136 0.056012

4

(^1) –
4
(^9) – –
8
− 5 − 4 − 3 − 2 −10 12 34 5
–3 –1.5 0.75 3.8
Appendix V Answers to Selected Exercises A-43