A clothing store put a sales price of $48 on a purse. Before the markup, the store paid $40 for the purse. What percent markup did the store put on the purse?

20% mark up

Step-by-step explanation:

[(48-40)/40]×100%= 20%

do you mean add both of the equations together

because if you do the answer is 10x-5

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