Convert the following unsigned binary numbers into their decimal equivalents:

i$.011101012$

ii$.1000\mathrm{.}1112$

$($b$)$ Convert the following numbers into binary:

i$.15210$

ii$.2$F$16$

$($c$)$ Convert the following binary numbers into octal and hexadecimal numbers:

i$.1101011$

ii$.110110011$

$($d$)$ Using $8$ bits, represent the integers $-48$ and $52$ in

i$.$ sign magnitude form

ii$.$ ones complement form

iii. twos complement form