74.00 – 100 = A

56.00 – 73.99 = B

43.00 – 55.99 = C

30.00 – 42.99 = D

0.00 – 29.99 = F

70.00 – 100 = A

54.00 – 69.99 = B

42.00 – 53.99 = C

30.00 – 41.99 = D

0.00 – 29.99 = F