Question

calcule .
20% de 2850
35% de 3675
48% de 4820
57% de 6220

Answer 1

0.8 x 2850 = 2280
0.65 x 3675 = 2388,75
0.52 x 4820 = 2506,4
0.43 x 6220 = 2674,6

Answer 2

Olá!!!

a) 20% de 2850

100%---------2850

20%----------x

100x = 57000

x = 57000/100

x = 570

b) 35% de 3675

100---------3675

35%---------x

100x = 128.625

x = 128.625/100

x = 1.286,25

c) 48% de 4820

100%------------4820

48%--------------x

100x = 231.360

x = 231.360/100

x = 2.313,6

57% de 6220

100%----------6220

57%-----------x

100x = 354.540

x = 354.540/100

x = 3.545,4

Espero ter ajudado.