The school store sells correction fluid and correction tape. Correction fluid cost $1.30 and correction tape costs $0.20. On Tuesday they sold 10 of
these items earning a total of $4.20. How many of each item did they sell?

Arestaurant offers a $12 dinner special that has 5 choices for an appetizer, 12 choices for an entrée, and 4 choices for a dessert. how many different meals are available when you select an appetizer, an entrée, and a dessert? a meal can be chosen in nothing ways. (type a whole number.)

For each proportion find the unknown number x 1/5/8=×/15

Find the least common multiple of the expressions: 1. 3x^2, 6x - 18 2. 5x, 5x(x +2) 3. x^2 - 9, x + 3 4. x^2 - 3x - 10, x + 2 explain if possible