Grade 9, class 5, class 6 10 1 person, class 5 1 person, class 6, 50 people. The highest score is 105 and the lowest score is 7. The total score is 6279 and the average score is 62.6438+07.

The reasons are as follows: first, the examination mentality is too tense, and second, the training of basic knowledge and skills is neglected in the final review stage.