a) Convert the binary number 100011.011010 to decimal. Show your work. (5 points) b) What is the result when a decimal 7114.25 is converted to base 16? Show your work.

(10pоints) c) Use 2's complement to subtract binary numbers (10010011 – 11001111) Show your work. (10 points) d) What is the binary equivalent of the BCD number 110111001 101? Show your work. (10роints)