I need to someone solve this assignment

1. Convert the following decimal numbers into binary, octal, and hexadecimal number systems. [20 Points] a) (12345.675)10 b) (4567.125)10 2. Convert the following binary numbers into octal and hexadecimal number systems. [20 points] [Hint: To convert binary to hexadecimal, you need to convert them to decimal first and then to binary.] a) (1110111011100011.1101)2 b) (1101100111.10111)2 3. Convert the following to binary number system. [10 Points] a) (75464)16 b) (76464)8 4. Add and multiply in binary. [15 Points] a) 110110 and 11101 b) 111001101 and 1111 5. Divide 1001101 with 110. [5 Points] 6. Perform the binary subtraction using 2's complement: [15 Points] [Hint: The numbers are given in decimal system; you need to convert them to binary to perform binary subtraction.] a) 5512 [Hint: 55+(12)] b) 438