Mathematics, 22.08.2019 05:50 panpanriser76

Which one of the following statements expresses a true proportion? a. 3 : 5 = 12 : 20. b. 14 : 6 = 28 : 18. c. 42 : 7 = 6 : 2. d. 2 : 3 = 3 : 2.

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