Question

calcule as porcentagens

a) 20% de 1500
b) 2% de 15
c) 0,5% de 200
d) 1,2% de 120

Answer 1

a)
1500--100%
x-------20%
100x=20*1500
x=300
b)
15--100%
x----2%
100x=2*15
x=0,3
c)
200--100%
x------0,5%
100x=0,5*200
x=1
d)
120--100%
x------1,2%
100x=120*1,2
x=1,44