Abox has four coins coin 1 has both sides tails coin 2 has both sides heads coin 3 has both sides heads coin 4 if a regular coin (1 side heads and 1 side tails) if we randomly select one coin from the box and flip, what is the probability we get heads?

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

7

step-by-step explanation: