## 1 What number must be added to each of the number 5, 9, 7, 12 to get the mount number which are in proportion?

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## Answers ( )

Step-by-step explanation:## the right answer is 3 thanku

Answer:3

Answer. Answer: The number 3 should be added to each of the number 5,9,7,12 to get the number which are in proportion