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Question
The mean proportion between 9 and 16 is ______.
Options
7
12
25
144
MCQ
Fill in the Blanks
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Solution
The mean proportion between 9 and 16 is 12.
Explanation:
The mean proportion is the square root of the product: `sqrt(9 xx 16) = sqrt(144) = 12`. The other options are not the geometric mean.
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