SOLUTIONS MANUAL
For
BASIC COLLEGE MATHEMATICS
NINTH EDITION
By
John Tobey
Jeffrey Slater
Jamie Blair
Jennifer Crawford
Anne Fischer
, Contents
Chapter 1 1
Chapter 2 30
Chapter 3 60
Chapter 4 91
Chapter 5 110
Chapter 6 132
Chapter 7 146
Chapter 8 171
Chapter 9 184
Chapter 10 197
Practice Final Examination 219
, Chapter 1
1.1 Exercises 36. 203,374
2. 7834 = 7000 + 800 + 30 + 4 38. 450,300,249
4. 304,276 = 300,000 + 4000 + 200 + 70 + 6 40. The word name should be one thousand, seven
hundred forty-nine.
6. 59,236,781
= 50,000,000 + 9,000,000 + 200,000 + 30,000 42. The estimated population of Florida in 1970 was
+ 6000 + 700 + 80 + 1 7 million or 7,000,000.
8. 820,310,574 44. The estimated population of Illinois in 1940 was
= 800,000,000 + 20,000,000 + 300,000 + 10,000 8 million or 8,000,000.
+ 500 + 70 + 4
46. In 2017, 29,786 thousand or
10. 500 + 90 + 6 = 596 29,786,000 passengers flew from Denver.
12. 7000 + 600 + 50 + 2 = 7652 48. In 2014, 34,283 thousand or 34,283,000
passengers flew from Los Angeles.
14. 60,000 + 7000 + 200 + 4 = 67,204
50. a. The digit 3 tells the number of ten millions.
16. 300,000 + 40,000 + 800 = 340,800
b. The digit 4 tells the number of hundred
18. a. The digit 0 tells the number of ten thousands.
thousands.
52. a. The digit 6 tells the number of hundred
b. The value of the digit 8 is 800,000. thousands.
20. a. The digit 9 tells the number of thousands. b. The digit 7 tells the number of ten millions.
b. The value of the digit 9 is 9000. 54. 836,047,927,316
22. 376 = three hundred seventy-six 56. 6 E 22 represents
60,000,000,000,000,000,000,000.
24. 7606 = seven thousand, six hundred six
58. There are 195 such numbers.
26. 55,742 = fifty-five thousand, seven hundred
forty-two Classroom Quiz 1.1
28. 370,258 = three hundred seventy thousand, two 1. 41,127 = 40,000 + 1000 + 100 + 20 + 7
hundred fifty-eight
2. five million, three hundred twenty-seven
30. 68,089,213 = sixty-eight million, eighty-nine thousand, eight hundred ninety-six
thousand, two hundred thirteen
3. 422,985
32. 7,436,210,400 = seven billion, four hundred
thirty-six million, two hundred ten thousand, 1.2 Exercises
four hundred
2. When zero is added to any number, the sum is
34. 3189 identical to that number.
Copyright © 2022 Pearson Education, Inc. 1
, Chapter 1: Whole Numbers ISM: Basic College Mathematics
4. + 1 6 5 3 0 9 4 7 2 8
3 4 9 8 6 3 12 7 10 5 11
9 10 15 14 12 9 18 13 16 11 17
4 5 10 9 7 4 13 8 11 6 12
0 1 6 5 3 0 9 4 7 2 8
2 3 8 7 5 2 11 6 9 4 10
7 8 13 12 10 7 16 11 14 9 15
8 9 14 13 11 8 17 12 15 10 16
1 2 7 6 4 1 10 5 8 3 9
6 7 12 11 9 6 15 10 13 8 14
5 6 11 10 8 5 14 9 12 7 13
6. 9
5
7
2
23
8. 2
3
5
9
8
27
10. 86
17
4
107
12. 54
21
23
98
14. 5773 16. 5017
425 2984
67 1328
6265 9329
2 Copyright © 2022 Pearson Education, Inc.
For
BASIC COLLEGE MATHEMATICS
NINTH EDITION
By
John Tobey
Jeffrey Slater
Jamie Blair
Jennifer Crawford
Anne Fischer
, Contents
Chapter 1 1
Chapter 2 30
Chapter 3 60
Chapter 4 91
Chapter 5 110
Chapter 6 132
Chapter 7 146
Chapter 8 171
Chapter 9 184
Chapter 10 197
Practice Final Examination 219
, Chapter 1
1.1 Exercises 36. 203,374
2. 7834 = 7000 + 800 + 30 + 4 38. 450,300,249
4. 304,276 = 300,000 + 4000 + 200 + 70 + 6 40. The word name should be one thousand, seven
hundred forty-nine.
6. 59,236,781
= 50,000,000 + 9,000,000 + 200,000 + 30,000 42. The estimated population of Florida in 1970 was
+ 6000 + 700 + 80 + 1 7 million or 7,000,000.
8. 820,310,574 44. The estimated population of Illinois in 1940 was
= 800,000,000 + 20,000,000 + 300,000 + 10,000 8 million or 8,000,000.
+ 500 + 70 + 4
46. In 2017, 29,786 thousand or
10. 500 + 90 + 6 = 596 29,786,000 passengers flew from Denver.
12. 7000 + 600 + 50 + 2 = 7652 48. In 2014, 34,283 thousand or 34,283,000
passengers flew from Los Angeles.
14. 60,000 + 7000 + 200 + 4 = 67,204
50. a. The digit 3 tells the number of ten millions.
16. 300,000 + 40,000 + 800 = 340,800
b. The digit 4 tells the number of hundred
18. a. The digit 0 tells the number of ten thousands.
thousands.
52. a. The digit 6 tells the number of hundred
b. The value of the digit 8 is 800,000. thousands.
20. a. The digit 9 tells the number of thousands. b. The digit 7 tells the number of ten millions.
b. The value of the digit 9 is 9000. 54. 836,047,927,316
22. 376 = three hundred seventy-six 56. 6 E 22 represents
60,000,000,000,000,000,000,000.
24. 7606 = seven thousand, six hundred six
58. There are 195 such numbers.
26. 55,742 = fifty-five thousand, seven hundred
forty-two Classroom Quiz 1.1
28. 370,258 = three hundred seventy thousand, two 1. 41,127 = 40,000 + 1000 + 100 + 20 + 7
hundred fifty-eight
2. five million, three hundred twenty-seven
30. 68,089,213 = sixty-eight million, eighty-nine thousand, eight hundred ninety-six
thousand, two hundred thirteen
3. 422,985
32. 7,436,210,400 = seven billion, four hundred
thirty-six million, two hundred ten thousand, 1.2 Exercises
four hundred
2. When zero is added to any number, the sum is
34. 3189 identical to that number.
Copyright © 2022 Pearson Education, Inc. 1
, Chapter 1: Whole Numbers ISM: Basic College Mathematics
4. + 1 6 5 3 0 9 4 7 2 8
3 4 9 8 6 3 12 7 10 5 11
9 10 15 14 12 9 18 13 16 11 17
4 5 10 9 7 4 13 8 11 6 12
0 1 6 5 3 0 9 4 7 2 8
2 3 8 7 5 2 11 6 9 4 10
7 8 13 12 10 7 16 11 14 9 15
8 9 14 13 11 8 17 12 15 10 16
1 2 7 6 4 1 10 5 8 3 9
6 7 12 11 9 6 15 10 13 8 14
5 6 11 10 8 5 14 9 12 7 13
6. 9
5
7
2
23
8. 2
3
5
9
8
27
10. 86
17
4
107
12. 54
21
23
98
14. 5773 16. 5017
425 2984
67 1328
6265 9329
2 Copyright © 2022 Pearson Education, Inc.
