The expression below represents the cost of an item that is on sale for 25% off c - 0.25c
Which expression is also equivalent to the cost of the item

Answer this question only if you know the answer! 30 points and

Tom had a total of $220 and he spent $35 on a basketball ticket . what percent of his money did he have left?

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