32
96/3=32... without using a calculator !
37.6666667
20
1,000 x 3 = 3,000
102 ÷ 3 = 34
29 ways. Note that, since 32 is even, 3s can appear only an even number of ways.
15
75 ÷ 3 = 25
28 3s
8 of them, with 2 left over.
142 divided by 3 equals 47 with a remainder of 1.