1. Add the two pairs of binary numbers X = 00101 and Y = 10111and show the results in binary. (Be sure to show the carry as you add.) Let us the call the result Z = X +Y.

Carries

0 0 1 0 1 (X)

+ 1 0 1 1 1 (Y)

(Z)

2. Convert the binary integer 1010101011 to decimal. ____________

3. Convert decimal integer 1393 to binary. Show all your work, quotients, and remainders, and then write down the answer. _____________________

4. Convert decimal integer 1393 to hexadecimal. You can use the answer from part (C) or could use calculator to do division. Show you work either way.