Convert the following values to base 10.
$2B_{twelve}$

Convert the following values to base 10.

${10110}_2$

Convert the following values to base 10.

${275}_{eight}$

Convert the following values to base 10.

${324}_6$

Convert the following values to base 10.

$3A_{16}$

Convert the following values to base 10.

${716}_{sixteen}$

Convert each number from base 10 to the desired base.

$45$ into base $2$

Convert each number from base 10 to the desired base.

$83$ into base $8$

Convert each number from base 10 to the desired base.

$94$ into base $16$