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SSC CHSL 2024 · PYQ · Mensuration · medium

The capacity of a cylinder tank is 8316 cm³. If the radius of its base is 21 cm, then find the depth of the tank.

Answer

The correct answer is D: 6 cm. Volume = πr²h. 8316 = (22/7) × 21² × h = (22/7) × 441 × h = 1386h.

  1. A.4 cm
  2. B.8 cm
  3. C.10 cm
  4. D.6 cm✓ Correct

Explanation

Volume = πr²h. 8316 = (22/7) × 21² × h = (22/7) × 441 × h = 1386h. h = 8316/1386 = 6 cm.
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