Construct a $6-2-2-1$ weighted code for decimal digits. What

number does $11000011$ represent in this code?

Convert to hexadecimal, and then give the ASCII code for the

resulting hexadecimal number $($including the code for the

hexadecimal point$)$:

$($a$){222\mathrm{.}22}_{10}($b$){183\mathrm{.}81}_{10}$