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Indian Army GD (Soldier General Duty) Volume and Mensuration — practice questions

Explore 1 free Volume and Mensuration questions in Indian Army GD (Soldier General Duty) Quantitative Aptitude. Open each question or exercise to read its content, reference answers and available explanation.

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Volume and Mensuration questions and exercises with answers

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A brick measures 20 cm × 12 cm × 8 cm. How many bricks are needed to build a wall 16.8 m high, 2.5 m wide and 12 cm thick?Read the answer and worked solution →

Worked practice questions

A brick measures 20 cm × 12 cm × 8 cm. How many bricks are needed to build a wall 16.8 m high, 2.5 m wide and 12 cm thick?

  1. 6252
  2. 2652
  3. 2625
  4. 5262
Show answer and solution

Correct answer: C. 2625

1. Wall volume = 1680 cm × 250 cm × 12 cm = 5,040,000 cm³. 2. Brick volume = 20 × 12 × 8 = 1920 cm³. 3. Number of bricks = 5,040,000 / 1920 = 2625. _Source: RRB Group D CEN-02/2018 PYQ, Q.53._

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MensurationMultiplicationNumber PropertiesSimple InterestSquares And RootsPercentagesNumber SystemRatio and Proportion