Amy bought a shirt for $25. Sue bought the same shirt a week later for $10 less. What percent of the original cost did Sue save by purchasing the shirt on sale?

Organic apples are on special for $1.50 per pound. does total cost vary inversely or directly with the number of pounds purchased? find the cost of 3.4 pounds of apples. a. inversely: $5.10 b. directly; $5.10 c. inversely: $2.27 d. directly; $2.27

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

Find the measure of anglec in the following triangle