Which is a true statement about an isosceles right triangle?

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

Express -5 2/5 as an improper fraction.

Mia’s gross pay is 2953 her deductions total 724.15 what percent if her gross pay is take-home pay