Which of the following must describe an irrational number

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

Aline passes through 3,7 and 6,9 what equation represents the line

East black horse $0.25 total budget is $555 it'll cost $115 for other supplies about how many flyers do you think we can buy