Pedro has 2.80$ in his pocket. What fraction is equivalent to the amount of money in Pedro's pocket?

Which expression is equivalent to? assume x > 0 and y > 0.

This stem-and-leaf plot represents the heights of the students on ralph's basketball team. one student's height is missing from the plot. if the mean height of all the students on the team is 61 inches, what is the missing height? a. 55 in. b. 59 in. c. 61 in. d. 65 in.

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