Section 6.1: multiples of 3: 3-24; 28, 30
Section 6.2: multiples of 3: 3-30; 36, 39

Section 6.1: 2, 4, 8, 10, 16, 20
Section 6.2: 2, 4, 14, 16, 42, 44

Section 6.3: 3, 5; multiples of 3: 6-33; 42, 45, 48
Section 6.4: multiples of 3: 3-24; 30

Section 6.3: 4, 22, 28, 34, 44
Section 6.4: 2, 4, 14

Section 6.5: 9, 11, 15, 17, 21, 23, 25, 28, 34, 37, 42
Section 6.6: 4, 7, 10, 13, 16, 19, 24

Section 6.5: 6, 22, 24, centroid
Section 6.6: none

Section 7.1: eoo: 1-37; 43, 47, 59
Section 7.2: eoo: 1-29; 39
Section 7.3: eoo 5-45; 56

N.B. eoo = every other odd (4k+1)

Section 7.1: 2, 6, 12, 28, 52
Section 7.2: 4, 8, 12, 22, 24, 26
Section 7.3: 6, 8, 10, 14, 18, 20, 26, 36, 38, 48

Section 7.4: eoo 1-33; 39, 41, 45
Section 7.5: multiples of 5: 5-70

Section 7.4: 2, 4, 6, 8, 10, 12, 30, 34
Section 7.5: 2, 6, 14, 18, 28, 36, 66

Section 7.6: odd 1-9; 23, 43
Section 7.7: eoo 1-41; 53

Section 7.6: 2, 4, 8
Section 7.7: 4, 6, 12, 16, 18, 20, 24, 34, 36, 44

Section 7.8: eoo 1-41; 48
Section 8.1: multiples of 3: 3-39
Section 8.2: eoo 5-41; 48

Section 7.8: none
Section 8.1: 14, 16, 20, 26, 28
Section 8.2: 4, 6, 12, 16, 24, 26

Section 8.3: multiples of 5: 5-50
Section 8.4: multiples of 5: 5-50
Section 8.5: eoo 5-41

Section 8.3: 4, 6, 8, 12, 24
Section 8.4: none
Section 8.5: 4, 6, 10, 12, 14, 22

Section 8.6: multiples of 4: 4-44
Section 8.7: multiples of 4: 4-40

Section 8.6: various problems
Section 8.7: 2, 6, 14, 30

Section 8.8: eoo 5-29; 31, 35, 38, 43, 44
Section 9.1: multiples of 5: 5-40
Section 9.2: multiples of 5: 5-45
Section 9.3: multiples of 5: 5-40
Section 9.4: multiples of 5: 5-30