Submit the answers to Gradescope.

OK to work in teams of 2. Form a gradescope group and submit once for the team.

All questions are from the text.

Each part of a question is worth 5 points.

1. 25. 4.7 on page 215.
2. 10. 4.11 on page 216.
3. 10. 4.20 on page 218.
4. 15. 4.38 (a-c) on page 219.
5. 20. 4.67 (a-d) on page 221.
6. 10. 4.68 on page 222.
7. 5. 4.69 on page 222.
8. 5. 4.90 on page 223.
9. 10. 4.99 a and c on page 224.
10. 10. 4.126 (a-b) on page 226. Assume that devices that haven't been used yet aren't failing.

Total: 120 points.