Respuesta :

[tex] \bf ~\hspace{10em}a\%~of~b \implies \cfrac{ a}{100}\cdot b \\\\[-0.35em] \rule{34em}{0.25pt}\\\\ ~\hfill \stackrel{\textit{0.3\% of \underline{p}}}{\cfrac{0.3}{100}\cdot p}\implies 0.003p~\hfill [/tex]