If x: 7.5=7: 17.5, the value of x is · ABC26GN2976

Subject: General Aptitude · Chapter: Ratio and Proportion

If $x: 7.5=7: 17.5$, the value of $x$ is

(a)1

(b)2.5

(c)3

(d)3.5

Answer

Answer (as printed): C

Explanation

$x: 7.5=7: 17.5 \Leftrightarrow 17.5 x=7.5 \times 7 \Leftrightarrow x=\frac{7.5 \times 7}{17.5}=3$.

Explanation as extracted from the printed page; notation may be imperfect.

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