Average for Assign #1 (out of 10): 7.3.
Average for Assign #2 (out of 10): 7.7.
Average for Assign #3 (out of 10): 8.5.
Average for Assign #4 (out of 10): 8.0.

Average for the 4 assignments: 31.5 (out of 40), or 78.8%.

Average for Test #1 (out of 20): 11.3.
Average for Test #2 (out of 20): 9.4.

Average for the 2 tests: 20.7 (out of 40), or 50.35%.

Average for the first 80 points: 52.2, or 65.25%.

All these scores are not curved.