When value analysis is made in the case that corresponds to a furniture department store, the products are identified by letters, in which a compilation of their semester sales has been made, as well as the sale price (see table below ). What are the main products that the company should use all its inventory, marketing and sales resources so that its value analysis strategy is effective concentrated in those products that make 85% of sales per semester?

Product #sales Price A 245 45 B 567 76 C 897 23 D 45 120 E 56 34 F 67 45 G 44 65