An analyte $($B$)$ in an aqueous solution is extracted with portions of toluene. If the distribution ratio $(D)$ for analyte $B$ between toluene and water is $11\mathrm{.}6$ and the volume of the aqueous solution containing $B$ is $60c{m}^3,$ what percentage of $B$ will be extracted using the following volumes of toluene?

$($a$)130c{m}^3$ portion

$($b$)310c{m}^3$ portions