Aplicamos a regra: $ax+by$$=\left(\frac{a}{mcd\left(a,b\right)}x+\frac{b}{mcd\left(a,b\right)}y\right)mcd\left(a,b\right)$, onde $a=\frac{2}{25}$, $b=\frac{111}{25}$, $ax+by=0.08p^2q^2+4.44r^2$, $ax=0.08p^2q^2$, $by=4.44r^2$, $x=p^2q^2$ e $y=r^2$