Will mark as brainlist

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

15 liters is approximately how many gallons

Check all that apply. f is a function. f is a one-to-one function. c is a function. c is a one-to-one function.