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7. If (10111001)2 is an 8-bit one's complement number, what is the decimal equivalent? {{6 points}} a. 70 b. -57 C. -70 d. -185 8. If (10111001)2 is an 8-bit two's complement number, what is the decimal equivalent? {{6 points}} a. 71 b. 70 C. -70 d. -71 9. Perform the following binary addition assuming 8-bit unsigned integers (leave the answer as a binary number): {{6 points}} 011101102 + 011010012 10. Perform the following binary multiplication assuming unsigned integers (leave the answer as a binary number): {{6 points}} 11112 x 10012 10. Perform the following binary multiplication assuming unsigned integers (leave the answer as a binary number): {{6 points}} 11112 x 10012 11. Perform the following binary addition assuming 8-bit signed magnitude integers: {{6 points}} 010111002 + 011110002 12. Perform the following using two's complement binary arithmetic: {{8 points}} 5710 - 3110 13.Using Booth's algorithm, multiply the following two's complement numbers using binary arithmetic: {{6 points}} 0110 X 1001