What is the total cost of a pair of jeans that are priced $50.00 if there is 7 1/2% sales tax? $57.50
$53.75
$55.50

See below.

Step-by-step explanation:

Divide the percentage to find the decimal form.

Multiply the total by the percentage.

Add that to the total.

:)

b

step-by-step explanation:

the word superfluous means unnecessary

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