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Find the Mean Proportion of the Following - ICSE Class 10 - Mathematics

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Question

Find the mean proportion of the following :

0.09 and 0.25 

Solution

Let x be the mean proportion 

0.09 : x : : x : 0.25 

⇒ x × x = 0.09 × 0.25 

⇒ x2 = 0.0225 

⇒ x = `sqrt 0.0225`

⇒ x = 0.15

The mean prooortion is 0.15 

  Is there an error in this question or solution?

APPEARS IN

 Frank Solution for Frank Class 10 Mathematics Part 2 (2016 to Current)
Chapter 9: Ratio and Proportion
Exercise 9.2 | Q: 4.2

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Solution Find the Mean Proportion of the Following Concept: Proportions.
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