2 (a) 110 0100, (b) 1001 0010, (c) 1111 1111.
3 (a) 159, (b) 3411, (c) 1660.
4 (a) E, (b) 51, (c) A02.
5 (a) 1110, (b) 11101, (c) 1010 0110 0101.
6 (a) 250, (b) 12, (c) 1376.
7 (a) 24, (b) 411, (c) 620.
8 (a) 010 111 000, (b) 001 000 010, (c) 110 111 011.
9 (a) 0010 0000, (b) 0011 0101, (c) 1001 0010.
10 (a) 1111 1111, (b) 1101 1101, (c) 1000 0011.
11 (a) −16, (b) −55, (c) −40.
12 (a) 0.110010 × 2−3, (b) 0.1100 × 2−4, (c) 0.1000 0100 × 24.
14 (a) 1 AND 1, (b) 1 OR 1, (c) 1 AND NOT 1.