Workout

Question 1(a):   1, 2, 4, 8

Question 1(b):   1, 2, 5, 10

Question 1(c):    1, 7

Question 1(d):    1, 2, 3, 4, 6, 12

Question 1(e):    1, 2, 4, 5, 10, 20

Question 1(f):    1, 2, 11, 22

Question 1(g):    1, 2, 3, 6, 9, 18

Question 1(h):     1, 2, 5, 10, 25, 50

Question 1(i):     1, 3, 5, 15

Question 1(j):      1, 19

Question 1(k):     1, 2, 3, 5, 6, 10, 15, 30

Question 1(l):     1, 2, 4, 5, 10, 20, 25, 50, 100

Question 1(m):   1, 2, 4, 8, 16, 32

Question 1(n):    1, 2, 3, 4, 6, 8, 12, 24

Question 1(o):    1, 2, 3, 6, 7, 14, 21, 42

Question 1(p):    1, 2, 4, 7, 14, 28

Question 1(q):     1, 2, 3, 6, 11, 22, 33, 66

Question 1(r):     1, 2, 5, 7, 10, 14, 35, 70

Question 1(s):     1, 3, 5, 9, 15, 45

Question 1(t):     1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60

Question 1(u):    1, 5, 25

Question 2:  (a) no   (b)  yes    (c)  yes    (d)  no     (e)  yes   (f) no   (g) no

Question 3:(a)  yes  (b) no   (c) yes   (d)  no  (e) yes   (f)  no   (g)  yes

Question 4:(a)