Number Puzzle #190
Which number should replace the question mark?

5:7:35 | 8:3:81 | 8:9:72 | 7:7:?
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(29 votes, average: 3.86 out of 5)Number Puzzle #190
Which number should replace the question mark?

5:7:35 | 8:3:81 | 8:9:72 | 7:7:?