Designing a flocculator to process $30000\frac{m^3}{d}$ of water with alum dosage $30m\frac{g}{L}$ at Gt value of $4\mathrm{.}0{10}^4$ produces optimal results at the expected temperature $15C.$ Determine $($a$)$ yearly alum requirement, $($b$)$ basin dimensions, $($c$)$ power requirement and $($d$)$ paddle configuration.

$14$

Answer it correctly and don't use Ai tools