Respondido

Calcule a razão entre os valores:
a) 35% de 15 000 b) 16% de 8 000 c) 145% de 2 380

Resposta :

GUISCOUTSGO

a)15000 = 100%

           x = 35%

100x = 15000 . 35

100x =525000

x = 525000/100

x = 5250

b)8000 = 100%

          x = 16%

100x = 8000 . 16

100x = 128000

x = 128000/100

x = 1280

c) 2380 = 100%

          x = 45%

100x = 2380 . 45

100x = 107100

x = 107100/100

1071

2380 + 1071 = 3451

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