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Subjects
Mathematics State Board
Class 10
Mensuration
Surface Area of a Sphere, Hemisphere, Hollow Hemisphere and Frustum of a cone
15.
Find the cost to paint the vessel
Exercise condition:
4
m.
The internal and external diameters of a hollow hemispherical vessel are
12
\(cm\) and
20
\(cm\), respectively. Find the cost to paint the vessel all over at \(₹\)
0.14
per \(cm^2\).
The cost of painting the vessel
:
\(₹\) \(206.08\)
\(₹\) \(147.84\)
\(₹\) \(189.16\)
\(₹\) \(127.42\)
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