Mathematics · Mensuration
A solid spherical ball (represented as a hollow shell with internal radius 0 cm) is made of a metal of density 7 g/cm3. Its external radius is 3 cm. What is the approximate weight (in kg) of the shell? (Take π = 227 and Density = MassVolume)
- 12.14
- 22.208
- 30.792✓
- 42.15
Correct answer
0.792
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