Question

Calcule as seguintes porcentagens : a) 13% de R$ 1.432,00 b) 50% de R$ 937,20 c) 10,5% de R$ 36.426,00 *

Answer 1

Resposta:

regra de 3

a)1432 100%

x. 13

100X=18616

x=18616/100=186;16

b)937;20 100%

x. 50

100x=46860

x=46860/100=468;60

c)36426 100%

x. 10,5

100X=382473

x=382473/100=3.824,73