Anyone know this, im currently taking a test and i need major help it will bring a smile to my face if someone helps ^^ also please give me the answer as soon as possible much appreciated

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

This is about circle theorems. someone asap : (

1yd 1 ft = 1 1/12 1 1/3 1 1/2 1 1/6