On my paper i got a 96 but i want a 100 so i am doing corrections on one problem and i need . i tried 5 but that wasn't correct. the question is 4 students is % of 20 students. plz

22

step-by-step explanation:

answer: the answer is (b) amie should have multiplied

step-by-step explanation: given a sphere and a cylinder with same radius and height.

let, 'r' be the radius of the cylinder and sphere and 'h' be the height of the cylinder. according to the question,

r = h.

now, the volume of the sphere will be

and the volume of the cylinder will be

therefore, we have

thus, ammie should have multiplied the volume of the sphere