I need to graph a table and find the if the relationship is proportional and inwas never properly taught math plz help

Prove that 3: 8 is equivalent to 12: 32.a. use diagrams to support your answer.

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Consider a cube that has sides of length l. now consider putting the largest sphere you can inside this cube without any point on the sphere lying outside of the cube. the volume ratio -volume of the sphere/ volume of the cube is 1. 5.2 × 10−1 2. 3.8 × 10−1 3. 1.9 4. 2.5 × 10−1 5. 3.8