1. Convert the followings from one base to another (you must show the steps as done in classes)

a. Unsigned 1001111₂ to a decimal number.

b. F7B6₁₆ to a binary number.

c. FF₁₅ to decimal number.

2. Do the followings:

a. Find the 10s complements of the 8-digit decimal number 568710₁₀.

b. find the 1s complements of the 10-bit binary number 11 0000 1110₂.

c. Compute 11001₂ - 1001₂ using 2s complement (the numbers are 6 bits long).

d. Find the complement of the floating-point number 10011.011₂ with 6-bit integer part.

3. 34.123₁₀ to binary with 8 fractional bits. You must show the steps.