You sell the earrings in part (b = 22.40) to a friend for 60% more than what you paid. What is the selling price? Use a percent model to justify your solution. Please show steps

Solve the problem. a student earned grades of c, a, b, and a in four different courses. those courses had these corresponding numbers of credit hours: 4, 5, 1, and 5. the grading system assigns quality points to letter grades as follows: a = 4, b = 3, c = 2, d = 1, and f = 0. compute the grade point average (gpa) and round the result to two decimal places. 3.40 3.50 8.75 2.18

You deposit $5000 each year into an account earning 3% interest compounded annually. how much will you have in the account in 30 years?

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