MA-897
Direct proportion
Lower Sec Maths · Secondary 2 · Medium · Direct proportion
The mass of a solid sphere is directly proportional to the cube of its radius .
A sphere of radius 3 cm has a mass of 162 g.
Find the mass, in grams, of a sphere of radius 5 cm.
A sphere of radius 3 cm has a mass of 162 g.
Find the mass, in grams, of a sphere of radius 5 cm.
- 270 g
- 450 g
- 750 g
- 1350 g
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