DSSSB · Mathematics
A certain number of solid conical objects, each with a radius of 5 cm and a height of 8 cm, are melted and recast into a single cylindrical object with both radius and height equal to 20 cm. How many conical objects were melted to form the cylindrical object?
- 120
- 105
- 145
- 90
A certain number of solid conical objects, each with a radius of 5 cm and a height of 8 cm, are melted and recast into a single cylindrical object with both radius and height equal to 20 cm. How many conical objects were melted to form the cylindrical object?
- 120
- 105
- 145
- 90
Answer and detailed solution are available in the protected study screen.
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