The area (in sq.units) of the region given by the set $\left\{(\mathrm{x},\mathrm{y})\in \mathrm{R}\times \mathrm{R}/\mathrm{x}\ge 0,2{\mathrm{x}}^2\le \mathrm{y}\le 4-2\mathrm{x}\right\}$ is $\frac{\mathrm{p}}{\mathrm{q}}$, then pq =

(where p, q are co prime)