Allied & ICAR Exam Bank • ALLIED_2535 NAT • 2 Marks

Section 8: General Aptitude

Quantitative Aptitude

Subtopic: Ratios & Percentages

Question Statement:

If $a/(b+c) = b/(c+a) = c/(a+b) = r$ for positive real numbers $a, b, c$, the value of $r$ is:

Answer Key:

0.5

Step-by-Step Solution & Explanation

By properties of equal ratios, $r = (a + b + c) / (b+c + c+a + a+b) = (a+b+c) / 2(a+b+c) = 1/2 = 0.5$.
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