A shirt has a sale price of $30.40, which is 20% off the original price. How much less than the original price is the sale price?

$7.60

Step-by-step explanation:

You solve this by dividing 30.40 by 0.8 since it is 80% of the original price.  Then, you subtract the value you find, which is 38, by 30.40, giving you 7.60

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

36

step-by-step explanation: