select descuento from empresa where empMadre='372948' and id_emp=309select descuento from empresa where empMadre='372948' and id_emp=309select descuento from empresa where empMadre='372948' and id_emp=309select descuento from empresa where empMadre='372948' and id_emp=267select descuento from empresa where empMadre='372948' and id_emp=267select descuento from empresa where empMadre='372948' and id_emp=267