Question

Complete os itens abaixo:
35% de R$ ______ = R$ 28,00
_____ % de R$ 250,00 = R$ 75,00

Answer 1

28/35=0,80 
= 0,80 * 100
= R$ 80,00

=75,00 / 250,00
= 0,30
=0,3 * 100
= 30%

Answer 2

simples... percentual inverso..
x----100%
28$--35%
28×100/35=80,00$

250$----100%
75$--------x
75×100/250=30%