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SSC Selection Post 2022 PYQ — Question 61

SSC Selection Post - Matriculation Level - 1 Aug 2022 - Shift 1 • Quantitative Aptitude • Q61

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Find the mean proportional of 18 and 50.

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Correct answer: B

Explanation

The correct answer is option 2 i.e. 30.

Mean proportional = 18×50\sqrt{18 × 50} = 900\sqrt900 = 30