railway RPF Constable Mock Test Series 2024 Quantitative Aptitude Mensuration Solid Figures

A hollow spherical shell is made of a metal of density 6 g/cm3. Its internal and external radius are 2 cm and 4 cm, respectively. What is the weight (in kg) of the shell ? (Take π = \(\frac{22}{7}\))

1
1.408
2
1.592
3
2.73
4
3.28
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