How many designations can I make with 1 bit?
0
1
How about 2 bits?
0
0
0
1
1
0
1
1
2
4
How about 3 bits?
0
0
0
1
1
0
1
1
0
0
0
1
1
0
1
1
1
1
1
1
0
0
0
0
What happens each time you add a bit ?
0
0
0
1
1
0
1
1
0
0
0
1
1
0
1
1
1
1
1
1
0
0
0
0
0
0
0
1
1
0
1
1
0
0
0
1
1
0
1
1
1
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
4 bits?
8
Octal
=
=
=
=
=
=
=
=
4
5
6
7
0
1
2
3
16
Hexadecimal
=
=
=
=
=
=
=
=
=
=
=
=
=
=
=
=
4
5
6
7
0
1
2
3
C
D
E
F
8
9
A
B
Binary
4
5
6
7
0
1
2
3
12
13
14
15
8
9
10
11
Decimal