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SSC Selection Post 2023 PYQ — Question 71

SSC Selection Post - Matriculation Level - 27 June 2023 - Shift 1 • Quantitative Aptitude • Q71

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 The third proportional of 16 and 24 will be ______.

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Correct answer: C

Explanation

The correct answer is option 3 i.e. 36.

⇒ ab=bx⇒1624=24x\frac{a}{b} = \frac{b}{x} \Rightarrow \frac{16}{24} = \frac{24}{x}

⇒ 16x = 24 × 24 = 576 ⇒ x = 576/16 ​= 36​