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Anita pours water from a cylindrical jug into conical glasses. The jug has radius 6 cm and is filled to a height of 10 cm. Each conical glass has radius 3 cm and height 10 cm.
How many full conical glasses can be filled from the jug?

Class 9Volume of a ConeMensuration
  • A11
  • B12
  • C13
  • D24

Step-by-Step Solution

Jug volume = π(36)(10) = 360 π. Glass volume = π(9)(10) = 30 π. Number = 360 π / 30 π = 12.
Answer: B) 12

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