$$\frac{2^{p+1}\cdot3^{2p-q}\cdot5^{p+q}\cdot6^{q}}{6^{p}\cdot10^{q+2}\cdot15^{p}}$$
$\frac{2^{p}\times 6^{q}\times 3^{2p-q}\times 5^{p+q}}{50\times 10^{q}\times 90^{p}}$
$0$
