Classify the solid. a. tetrahedron b. dodecahedron c. octahedron d. icosahedron

Astore sells 4 apples for $3 and 3 oranges for $4 if pete buys 12 apples and 12 oranges how much will it cost

Factor the polynomial expression x6 – x3 – 20

Sally deposited money into a savings account paying 4% simple interest per year.the first year,she earned $75 in interest.how much interest will she earn during the following year?