Digital logic

In questions 1D through 1F: Express the following base 10 numbers in 16-bit fixed-point two's complement format with eight integer bits and eight fraction bits. Also represent your answer in hexadecimal. 1.D.) -13.5625 1.E.) 42.3125 1.F.)-17.15625 2. (30 POINTS) Implement the following functions using a single 16 x3 ROM. Use dot notation to indicate the ROM contents. (10 POINTS each) Y=AB + BD Z=A+B+C+D