PLZ HELP WHOEVER ANSWERS THE MOST GETS ALL MY POINTS I HAVE 940 AND 5 BUCKS

Acd that is originally priced at $15.85 red-tagged for the sale. what is the sale price of the cd

Cone a has a surface area of 384 ft2 and cone b has a surface area of 96 ft? . what is the ratio of their volume?

Write the component forms of vectors u and v, shown in the graph, and find v − 2u. u= (< -3, -2> , < -3, -1> , < -2, -2> , < -2, -1> ) v= (< -5, 1> , -4, 0> , < 0, -4> , < 1, -5> ) v-2u= (< 5, 3> , < 0, 4> , < 4, 0> , < 5, -3>