$75mm,b=20mm)$ carries a uniform load. $Q_{\text{m}\text{a}\text{x}}$ is approximately:

$($A$)12{10}^{3}m{m}^3($B$)14{10}^{3}m{m}^3$

$($C$)16{10}^{3}m{m}^3$

$($D$)18{10}^{3}m{m}^3$

$($e$)(5$ Pts$)$ And the area moment of inertia $I_{NA}$ is approximately:

$($A$)4{10}^{5}m{m}^4$

$($B$)6{10}^{5}m{m}^4$

$($C$)7{10}^{5}m{m}^4$

$($D$)9{10}^{5}m{m}^4$