• Matéria: Matemática
  • Autor: elielfreiresouza81
  • Perguntado 3 anos atrás

Resolver as Porcentagens

Anexos:

Respostas

respondido por: matheus71035482
0

c) 100% 50

8% x

100x = 400

x = 400/100

x = 4

d) 100% 600

30% x

100x = 18000

x = 18000/100

x = 180

e) 100% 900

50% x

100x = 45000

x = 45000/100

x = 450

f) 100% 300

20% x

100x = 6000

x = 6000/100

x = 60

g) 100% 120

15% x

100x = 1800

x = 1800/100

x = 18

h) 100% 400

35% x

100x = 14000

x = 14000/100

x = 140

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