1. When your colleague, Bill, is out of town, you receive a call from his wife. She's having a crisis with one of their children and needs to reach Bill immediately. You offer to track him down for her and when you do, you inadvertently discover that he's vacationing with Marie, the chief investment officer of a prestigious college endowment fund that Bill manages. He tells you to keep his location a secret and that he will call his wife immediately. 2 hours later, his wife calls back and screams that his cell phone is off and she hasn't heard from you or him. What do you do?

tell her you haven't been able to reach him. Then call your boss and update him on his wife's latest call?

give his wife the number of the hotel where she can reach him?

tell your manager's manager about the situation?

tell her that you left an urgent message for him, but she'll have to wait for his call?

What are the ethical issues in this case?

2. The concentration of toluene in a workplace is measured to be 100 ppm. All of the worker are required to use PPE in form of a powered air-purifying respirator. The protection factor for this respirator is 50. What would be the concentration of the air that the workers inhale?

A. 100 ppm.

B. 50 ppm.

C. 2 ppm.

D. 1 ppm.