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# Solution for A Hemispherical Bowl is Made of Steel 0.25 Cm Thick. the Inside Radius of the Bowl is 5 Cm. Find the Volume of Steel Used in Making the Bowl. - CBSE Class 9 - Mathematics

ConceptVolume of a Sphere

#### Question

A hemispherical bowl is made of steel 0.25 cm thick. The inside radius of the bowl is 5 cm. Find the volume of steel used in making the bowl.

#### Solution

Inner radius = 5cm

Outer radius = 5+0.25

Volume of steel used = outer volume – inner volume

= 2/3×π×(R^3-r^3)

=2/3×22/7[5.25^3-5^3]

=41.282cm^3

Is there an error in this question or solution?

#### APPEARS IN

R.D. Sharma Mathematics for Class 9 by R D Sharma (2018-19 Session) (with solutions)
Chapter 18: Surface Areas and Volume of a Cuboid and Cube
Q: 4
Solution for question: A Hemispherical Bowl is Made of Steel 0.25 Cm Thick. the Inside Radius of the Bowl is 5 Cm. Find the Volume of Steel Used in Making the Bowl. concept: Volume of a Sphere. For the course CBSE
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