$(2\mathrm{.}5$ pts$)$ Convert decimal $41$ to binary

$(2\mathrm{.}5$ pts$)$ Convert decimal $153$ to octal.

$(2\mathrm{.}5$ pts$)$ Convert $(0\mathrm{.}6875){?}_{10}$ to binary.

$(2\mathrm{.}5$ pts$)$ Convert $(0\mathrm{.}513){?}_{10}$ to octal.

Convert Octal$/$hexadecimal to binary

$(2\mathrm{.}5pts)(673\mathrm{.}124{)}_8=$

$(2\mathrm{.}5$ pts$)$ Find $1\text{'}$s complement of $11000.$

$(2\mathrm{.}5$ pts$)$ Find $8-$digit $1\text{'}$s complement of $101101.$