urgent answer computer course

1. Convert decimal 1882.294 to binary, hexadecimal and Octal. (3) 2. Convert binary 10101111 to decimal, hexadecimal and Octal, (3) 3. Encode decimal 9591 as BCD (1) 4. Convert the 3-bit data 011010100110111101 into 4-bit odd parity code (1) 5. Calculate binary 10110100101111 (1) 6. Calculate binary 101011 * 101111 (1) 7. Calculate binary 1011110/1100 (1) 8. A typical Blue Ray movie is about 25GB in size; how many bits is needed minimum to encode them in binary? (1) 9. What is the Gray Code of 21? Show your derivation. Do NOT use the binary to Gray code calculation method. You will get ZERO If you use that method. (1) 10. Given the following function f(x,y,z,w)=xyw+xz+xyz+xyw a. Draw the truth table of the function f. (1) b. Draw the diagram of the function f. (1)