1. The supervisors or the general manager is/are going to look into the problem.
2. The problem, caused by accounting errors, cost/costs the company hundreds of thousands of dollars.
3. Mr. Hudon, not the members of his department, is/are responsible.
4. Carelessness along with poor supervision is/are responsible for these problems.
5. One of the supervisors is/are going to be fired.
6. A series of such mistakes point/points to the need for reform.
7. No criteria have/has been established to evaluate our losses.
8. A number of the associates is/are going to see a pay cut.