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8. Find a 2's complement of a binary number 01101100B. 9. In a computer, a number is represented as an 8-bit binary number 10110010B in complement form. Find its decimal value. 10. Convert the decimal number 50 into an 8-bit binary number. 11. Find the 16-bit binary number of the hexadecimal 0XFA50. 12. Convert an unsigned 8-bit binary number represented in Hexadecimal 0x93 into the decimal number. 13. Find an 8-bit binary sum of the two following 8-bit binary numbers in complement. Find the decimal of original two signed binary numbers and the sum. Will an overflow occur in the addition? 10110110B + 11100001B