Allied & ICAR Exam Bank • ALLIED_2434 MCQ • 2 Marks

Section 8: General Aptitude

Analytical & Spatial Aptitude

Subtopic: Spatial Reasoning & 3D Representations

Question Statement:

A structure is assembled from unit cubes. The base layer is 3x3 (9 cubes), the second layer has 4 cubes centered, and the third top layer has 1 cube at the center. How many unit cubes are in this pyramidal stack?

Options:

  • (A) 14
  • (B) 13
  • (C) 12
  • (D) 15

Answer Key:

A

Step-by-Step Solution & Explanation

Total cubes = 9 + 4 + 1 = 14 unit cubes.
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