Allied & ICAR Exam Bank • ALLIED_1630 MCQ • 1 Mark

Section 8: General Aptitude

Quantitative Aptitude

Subtopic: Ratios & Percentages

Question Statement:

If the edge length of a cube is doubled, the ratio of the surface area of the new cube to the original cube is:

Options:

  • (A) 4:1
  • (B) 2:1
  • (C) 8:1
  • (D) 6:1

Answer Key:

A

Step-by-Step Solution & Explanation

Surface area $\propto a^2$. New area ratio $= 2^2 : 1 = 4:1$.
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