Answer Happy

Design an XOR and XNOR utilizing ladder logic
Design a decimal to binary conversion circuit where inputs 1-7
represent decimal
numbers., 1-7 and 3 outputs, Q2, Q1, Q0 represent the binary
equivalent to the
inputs
Design a binary to decimal converter where 3 binary inputs, I2,
I1, I0 represent
the binary numbers 0 through 7 and output lights 0 through 7
represent the
decimal output.