SOLUTION MANUAL
Business Math 12th Edition by Cheryl Cleaves
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LKJHGFDS
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Table of Contents
Chapter 1: Review of Whole Numbers and Integers 1
Chapter 2: Review of Fractions 9
Chapter 3: Decimals 20
Chapter 4: Banking 30
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Chapter 5: Equations 41
Chapter 6: Percents 52
U
Chapter 7: Business Statistics 63
Chapter 8: Trade and Cash Discounts 77
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Chapter 9: Markup and Markdown 86
Chapter 10: Payroll 102
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Chapter 11: Simple Interest and Simple Discount 113
Chapter 12: Consumer Credit 123
Chapter 13: Compound Interest, Future Value, and Present Value 132
Chapter 14: Annuities and Sinking Funds 143
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Chapter 15: Building Wealth Through Investments 159
Chapter 16: Mortgages 168
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Chapter 17: Depreciation 183
Chapter 18: Inventory 196
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Chapter 19: Insurance 208
Chapter 20: Taxes 217
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Chapter 21: Financial Statements 225
, Chapter 1 Review of Whole Numbers and Integers
Section Exercises
1-1, p. 9
1. Twenty-two million, three hundred fifty-six thousand, 2. One hundred six billion, three hundred fifty-seven
twenty-seven million, two hundred ninety-one thousand, five hundred
eighty-two
3. Seven hundred thirty million, five hundred thirty-one 4. Twenty-one million, seventeen
thousand, nine hundred sixty-eight
5. Five hundred twenty-three billion, eight hundred million, 6. Seven hundred thirteen million, two hundred five
seven thousand, one hundred ninety thousand, five hundred thirty-eight
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7. 14,985 8. 32,943,608
9. 17,000,803,075 10. 50,612,078
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11. 306,541 12. 300,760,512
13. 8 is in the tens place. 3 is to its right and is less than 5. 14. 7 is in the hundreds place. The digit 6 is on the right and
Leave 8 and replace 3 with zero; 480. is 5 or more. Add 1 to 7 and replace 6 and 2 with zeros;
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3,800.
15. 9 is in the ten-thousands place and 8 is 5 or greater. So 16. 5 is the first digit. 7 is 5 or greater, so add 1 to 5 and
increase 9 by 1. Since 9 + 1 = 10, we record 0 and carry replace all digits to its right with zeros; 60,000.
1 to the next place to the left. 2 +1 = 3. Replace digits to
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the right of the ten-thousands place with zeros; 300,000.
17. $4,000,000,000 18. $457,025,972,800
19. 0 is in the millions place, 3 on the right is less than 5, so 20. 1 is in the first place. The digit to the right, 5, is 5 or
leave 0 as it is and replace all digits on its right with more, so round up by adding 1 to the 1 in the first place.
zeros; 860,000,000. Replace all digits to the right with zeros; 2,000.
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21. Negative fifteen thousand, three hundred fourteen dollars 22. Negative eight thousand, four hundred twenty dollars
23. Negative eight thousand, six hundred thirty-six dollars 24. Negative twenty-thousand, one hundred fifty-seven
dollars
25. −$520,000,000 26. −$1,800,000,000
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1-2, p. 24
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1. 300 + 600 + 700 = 1,600; 1,637 2. 700 +1,000 + 60 = 1,760; 1,710
3. 800 +1,000 + 50 = 1,850; 1,843 4. 6,000 + 20,000 + 30,000 = 56,000; 53,871
8. 3 10
9. −6
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5. 89 6. 4 15 7. 2 10 5, 4 9
5 5 3 08 0
−52
−36 −275 −2, 1 7 6
37
19 33 3, 2 3 3
10. 92 11. −8,188 12. −403 13. 21 14. −17
15. 12 16. −4 17. 730 18. 904 19. 1, 005
60 24 89
43,800 3 616 9 045
18 08 80 40
21,696 89,445
Chapter 1 1
, KJHGFDSA
20. −138 21. −480 22. 5,312 23. −$580,412
24. 16 25. 407 26. 260 R4
6 96 34 13,838 17 4, 424
6 13 6 34
36 23 1 02
36 0 1 02
238 4
238 0
4
27. −8 28. 7 29. −42 30. −$239 31. 4 32. $51 33. 26 34. −217
35. 2, 950 50 = 36. 689,100 30 = 37. 57,800,000 2,000 = 38. 5,730,000 300 =
295 5 = 59 68,910 3 = 22,970 57,800 2 = 28,900 57,300 3 = 19,100
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39. 922 R256 The average selling price of 40. 8,832 8 = 1,104 Each vendor supplied 1,104
352 324,800 each trailer was nearly $923. boxes of cards.
316 8
U
8 00
7 04
960
704
R
256
41. 348 12 = 29 You will need 29 boxes. 42. 21, 960 − 16, 300 = 5, 660 Visitors increased by 5,660.
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43. 200, 000, 000 − 500, 000 = 199, 500, 000 44. $200,000,000 $500, 000 = 400 times increase
The sales increase is $199,500,000.
45. −$39,583 + (−$23,486) = −$63,069 46. −$32,871+ $29,783 = −$3,088 loss
47. 291 (−$3) = −$873 48. −$63,408 12 = −$5,284
49. Number of reams in warehouse = 1,35810 = 13,580. 487 (−$12) = −$5,844
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50.
If 15,000 reams are needed to process all the store
orders, she needs to order more paper.
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Exercise Set, p. 32
1. $7,000,000,000 2. 20,000
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3. 26 4. 5,400 hotels; 495,000 rooms; 70 countries; 20 percent
owned by people from underrepresented groups
5. Negative fourteen billion, six hundred seventy-two 6. Thirty billion, eight hundred sixty million dollars
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million dollars
7. Negative twenty-seven billion, six hundred eighty-four 8. Negative eight billion, nine hundred twenty-two million
million dollars dollars
9. 400 10. 9,000
11. 8,200 12. 350,000
13. 265,472; 2 is in the hundred-thousands place. 6 is to the 14. 3,899; 3 is in the thousands place. 8 is to the right and is
right and is more than 5. 300,000. more than 5. $4,000.
6,316,436; 3 is in the hundred-thousands place. 1 is to
the right and is less than 5. 6,300,000.
2 Chapter 1
Business Math 12th Edition by Cheryl Cleaves
N
U
R
SE
D
O
C
S
LKJHGFDS
, KJHGFDSA
Table of Contents
Chapter 1: Review of Whole Numbers and Integers 1
Chapter 2: Review of Fractions 9
Chapter 3: Decimals 20
Chapter 4: Banking 30
N
Chapter 5: Equations 41
Chapter 6: Percents 52
U
Chapter 7: Business Statistics 63
Chapter 8: Trade and Cash Discounts 77
R
Chapter 9: Markup and Markdown 86
Chapter 10: Payroll 102
SE
Chapter 11: Simple Interest and Simple Discount 113
Chapter 12: Consumer Credit 123
Chapter 13: Compound Interest, Future Value, and Present Value 132
Chapter 14: Annuities and Sinking Funds 143
D
Chapter 15: Building Wealth Through Investments 159
Chapter 16: Mortgages 168
O
Chapter 17: Depreciation 183
Chapter 18: Inventory 196
C
Chapter 19: Insurance 208
Chapter 20: Taxes 217
S
Chapter 21: Financial Statements 225
, Chapter 1 Review of Whole Numbers and Integers
Section Exercises
1-1, p. 9
1. Twenty-two million, three hundred fifty-six thousand, 2. One hundred six billion, three hundred fifty-seven
twenty-seven million, two hundred ninety-one thousand, five hundred
eighty-two
3. Seven hundred thirty million, five hundred thirty-one 4. Twenty-one million, seventeen
thousand, nine hundred sixty-eight
5. Five hundred twenty-three billion, eight hundred million, 6. Seven hundred thirteen million, two hundred five
seven thousand, one hundred ninety thousand, five hundred thirty-eight
N
7. 14,985 8. 32,943,608
9. 17,000,803,075 10. 50,612,078
U
11. 306,541 12. 300,760,512
13. 8 is in the tens place. 3 is to its right and is less than 5. 14. 7 is in the hundreds place. The digit 6 is on the right and
Leave 8 and replace 3 with zero; 480. is 5 or more. Add 1 to 7 and replace 6 and 2 with zeros;
R
3,800.
15. 9 is in the ten-thousands place and 8 is 5 or greater. So 16. 5 is the first digit. 7 is 5 or greater, so add 1 to 5 and
increase 9 by 1. Since 9 + 1 = 10, we record 0 and carry replace all digits to its right with zeros; 60,000.
1 to the next place to the left. 2 +1 = 3. Replace digits to
SE
the right of the ten-thousands place with zeros; 300,000.
17. $4,000,000,000 18. $457,025,972,800
19. 0 is in the millions place, 3 on the right is less than 5, so 20. 1 is in the first place. The digit to the right, 5, is 5 or
leave 0 as it is and replace all digits on its right with more, so round up by adding 1 to the 1 in the first place.
zeros; 860,000,000. Replace all digits to the right with zeros; 2,000.
D
21. Negative fifteen thousand, three hundred fourteen dollars 22. Negative eight thousand, four hundred twenty dollars
23. Negative eight thousand, six hundred thirty-six dollars 24. Negative twenty-thousand, one hundred fifty-seven
dollars
25. −$520,000,000 26. −$1,800,000,000
O
1-2, p. 24
C
1. 300 + 600 + 700 = 1,600; 1,637 2. 700 +1,000 + 60 = 1,760; 1,710
3. 800 +1,000 + 50 = 1,850; 1,843 4. 6,000 + 20,000 + 30,000 = 56,000; 53,871
8. 3 10
9. −6
S
5. 89 6. 4 15 7. 2 10 5, 4 9
5 5 3 08 0
−52
−36 −275 −2, 1 7 6
37
19 33 3, 2 3 3
10. 92 11. −8,188 12. −403 13. 21 14. −17
15. 12 16. −4 17. 730 18. 904 19. 1, 005
60 24 89
43,800 3 616 9 045
18 08 80 40
21,696 89,445
Chapter 1 1
, KJHGFDSA
20. −138 21. −480 22. 5,312 23. −$580,412
24. 16 25. 407 26. 260 R4
6 96 34 13,838 17 4, 424
6 13 6 34
36 23 1 02
36 0 1 02
238 4
238 0
4
27. −8 28. 7 29. −42 30. −$239 31. 4 32. $51 33. 26 34. −217
35. 2, 950 50 = 36. 689,100 30 = 37. 57,800,000 2,000 = 38. 5,730,000 300 =
295 5 = 59 68,910 3 = 22,970 57,800 2 = 28,900 57,300 3 = 19,100
N
39. 922 R256 The average selling price of 40. 8,832 8 = 1,104 Each vendor supplied 1,104
352 324,800 each trailer was nearly $923. boxes of cards.
316 8
U
8 00
7 04
960
704
R
256
41. 348 12 = 29 You will need 29 boxes. 42. 21, 960 − 16, 300 = 5, 660 Visitors increased by 5,660.
SE
43. 200, 000, 000 − 500, 000 = 199, 500, 000 44. $200,000,000 $500, 000 = 400 times increase
The sales increase is $199,500,000.
45. −$39,583 + (−$23,486) = −$63,069 46. −$32,871+ $29,783 = −$3,088 loss
47. 291 (−$3) = −$873 48. −$63,408 12 = −$5,284
49. Number of reams in warehouse = 1,35810 = 13,580. 487 (−$12) = −$5,844
D
50.
If 15,000 reams are needed to process all the store
orders, she needs to order more paper.
O
Exercise Set, p. 32
1. $7,000,000,000 2. 20,000
C
3. 26 4. 5,400 hotels; 495,000 rooms; 70 countries; 20 percent
owned by people from underrepresented groups
5. Negative fourteen billion, six hundred seventy-two 6. Thirty billion, eight hundred sixty million dollars
S
million dollars
7. Negative twenty-seven billion, six hundred eighty-four 8. Negative eight billion, nine hundred twenty-two million
million dollars dollars
9. 400 10. 9,000
11. 8,200 12. 350,000
13. 265,472; 2 is in the hundred-thousands place. 6 is to the 14. 3,899; 3 is in the thousands place. 8 is to the right and is
right and is more than 5. 300,000. more than 5. $4,000.
6,316,436; 3 is in the hundred-thousands place. 1 is to
the right and is less than 5. 6,300,000.
2 Chapter 1
