1. Ross #5.12 (a) & (c) only

2. Ross #5.31

3. Ross #5.38: In the first two lines of the problem, replace "i=1,2" by "i=1,2,3".

4. Ross #5.44: You don't need to evaluate the integral.

5. Ross #5.51: Assume that at t=0, he or she has not yet had an accident. You don't need to evaluate the integral.

6. Ross #5.59