Problem $2$: $($Points $10)$

Given a $6-$bit register, with $2$ bits before and $4$ bits after the binary point., using two's complement, calculate:

a$)$ The largest positive number that can be represented

b$)$ The smallest positive number that can be represented $($not including $0)$

c$)$ The smallest magnitude negative number that can be represented $($closest to $0$

d$)$ The largest magnitude negative number that can be represented