Multiple choice

How many litres of water (approximately) can a hemispherical container of radius 21 cm hold?

  1. 19.4 ltr.

  2. 38.8 ltr.

  3. 194 ltr.

  4. 388 ltr.
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Volume of hemisphere = (2/3)πr³ = (2/3) × (22/7) × 21³ = (2/3) × (22/7) × 9261 = 19404 cm³. Converting to liters: 19404 cm³ = 19.404 liters ≈ 19.4 liters. Option A is correct.

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