Cheryl is buying lace for her dance costume. One foot of lace costs 3 dollars. How much does each amount cost? 2 2/5 feet?

If you roll two fair dice (one black die and one white die), in how many ways can you obtain a 4 on at least one die?

Evaluate the discriminant of each equation. tell how many solutions each equation has and whether the solutions are real or imaginary. x^2 - 4x - 5 = 0

Amanda went into the grocery business starting with five stores. after one year, she opened two more stores. after two years, she opened two more stores than the previous year. if amanda expands her grocery business following the same pattern, which of the following graphs represents the number of stores she will own over time?