I'm not sure what they're asking for here.

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

Which expression is rational? 6. , square root two, square root 14, square root 49

2/3(-6y+9x) expand each expression using the distributive property