Question

4. Resolva a regrinha de 3 e responda :
5 = 2
_ _
× 6
a) 8

b) 9

c) 15

d) 20

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Answer 1

5 = 2

x = 6

5.6 = 2x

30 = 2x

x = 30/2

x = 15

c) 15