Question

Calcule as porcentagens

a) 70% de 90

b) 34% de 1.300

c) 25% de 140

Answer 1

é só multiplicar 0,7.90=63
                       0,34.1300=442
                       0,25.140=35

Answer 2

a- 90----100%

x----70%

x=63

b- 1300------100%

x---------------34%

x=442

c-140-------100%

x-------------25%

x=35