A farmer has harvested 1.6 tons of sweet potatoes from one-quarter of an acre. How many tons will he harvest from one acre?

You are at a restaurant and owe $38 for your meal. you want to leave a 20% tip. how much will your tip be?

What is the slope of the line that contains the points (-2,1) and (0,-3)

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