Direction: Make these sentences more concise by eliminating extra words and needless repetition. 1. In order to become a successful businessman, you must work hard. 2. She went to the library for the purpose of preparing for the final examination. 3. On previous occasions we have worked together. 4. This report is the most informative report on the project. 5. I am aware of the fact that Sam is trustworthy. 6. The end results of this report are not uninteresting. 7. The device is placed in a plastic cylinder with a plastic cover that is red in color and circular in shape. 8. We are currently in the situation of completing our investigation of all aspects of the accident.