Question $3$ : Use numerical integration $($Trapezoidal method$)$ to compute how much mass leaves a reactor based on the following measurements

$\backslash$table$[[t,$min,$0,10,20,30,35,40,45,50],[Q\frac{m^3}{m}in,4,4\mathrm{.}8,5\mathrm{.}5,5\mathrm{.}0,4\mathrm{.}8,4\mathrm{.}3,4\mathrm{.}3,5\mathrm{.}0]]$