14-04-2020
Mathematics

contestada

Which one of the following statements expresses a true proportion?

A. 7:9 = 8:9
B. 54:9 = 6:3
C. 2:1 = 1:2
D. 3:4 = 9:12

Respuesta :

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14-04-2020

Answer:D. 3:4 = 9:12

Step-by-step explanation:

3x3:4x3=9:12

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