DSSSB · Mathematics
A solid iron sphere of radius 16 cm is melted and recast into small spheres of radius 4 cm. If the density of iron is 8.4 gram per cm3, find the total weight of 50% small spheres which formed in kg (rounded off to two places of decimal and use π = 3.14).
- 74.03 kg
- 72.02 kg
- 66.06 kg
- 69.08 kg
A solid iron sphere of radius 16 cm is melted and recast into small spheres of radius 4 cm. If the density of iron is 8.4 gram per cm3, find the total weight of 50% small spheres which formed in kg (rounded off to two places of decimal and use π = 3.14).
- 74.03 kg
- 72.02 kg
- 66.06 kg
- 69.08 kg
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