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Full course: https://go.hotmart.com/R96851919G?off... Instagram: / alemdaescolaaa Teacher: / joao_alecsander Every two months, the principal of a school buys a quantity of sheets of legal paper proportional to the number of enrolled students. Last two months, she bought 6,000 sheets to be used by the 1,200 enrolled students. This two months, some students canceled their enrollments and the school now has 1,150 students. The principal can only spend R$220.00 on this purchase, and she knows that the school's supplier sells the sheets of legal paper in packages of 100 units at R$4.00 per package. Therefore, she will need to convince the supplier to give the school a discount so that it is possible to buy the total quantity of legal paper needed for the two months. The necessary discount on the final purchase price, in percentage, belongs to the interval A) (5.0 ; 5.5). B) (8.0 ; 8.5). C) (11.5 ; 12.5). D) (19.5 ; 20.5). E) (3.5 ; 4.0).