hw grades for T900                            avg
9058-974 15 20 12 12 12 12 18 16  0 19          13.60
0053-328  0  0  0  6  3 18 10 12 13 19           8.10
4872-765 18 15 16  0  9 12 17  0  0  0           8.70
6925-679  0  0  0  4  5 20 12  0  0 12           5.30
8925-439 10  0 15  0 17 20  0  8  0 15           8.50
6495-518 20  0 19 20 20 16 15 17 20 19          16.60
9555-387 14 17 12 20  0  5 14  0  0  0           8.20
1264-811 18 17  9 19 17 20 10  0 16 16          14.20
2100-833  0  0  0  0  0 18 16  0  0 18           5.20
5896-004  0 13  0  4 13  0  0  0  0  0           3.00
2285-390 19  0 19 20 13 15  0  0 15 19          12.00
8147-439 19 19  0 20 16 18 12 19 18 19          16.00
3071-885  0  0  0  0  0  0  0  0  0  0           0.00
4934-185  0 18 11 20  7 20 17 20 17 20          15.00
3400-639  9 14  0 18  6 10  7  9 15 19          10.70
1154-131 17 18 14 20 20 20 16 11  0 20          15.60
the average was computed with  0 drops