Violet has a points card for a movie theater. • She receives 20 rewards points just for signing up.
• She earns 12.5 points for each visit to the movie theater.
• She needs 170 points for a free movie ticket.
Write and solve an equation which can be used to determine V,
the number of
visits Violet must make to earn a free movie ticket.

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

step-by-step explanation:

one of the most important purposes of surface treatment is to alter surface properties according to the requirement of specific applications. for example, hydrophobic coating has been utilized on windshield and eyeglasses. gold atom monolayer on substrate has become a popular surface bioconjugation strategy.