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Find the mean proportion of 6.25 and 0.64.

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Find the mean proportion of 6.25 and 0.64.
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Correct Answer - Option 2 : 2

Concept used:

Mean proportion of 'a' and 'b' = √ab 

Calculations:

Mean proportion of 6.25 and 6.4 = √(6.25 × 0.64)

⇒ 2.5 × 0.8 = 2

∴ Mean proportion is 2 

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