ChE 345 Engineering Economics

Homework Assignments

Spring, 2008

NOTE: Please put the assignment NUMBER at the top of each assignment before you turn it in. Failure to do so means that you will NOT get credit for the assignment.

Assignment #0
Due the second class period.
1. Pick a group of 3 or 4 members.  Write a short memo to Dr. O' containing: a list of who is in the group, a statement that the group will not seek help from answer keys, old homework, or other groups on group projects, and signatures of each member.

Assignment #1
0. Read Chapter Turton 1
Do all of these problems AS A GROUP:
1. Problem 1.7
2. Problem 1.9
3. Problem 1.10

Assignment #2
0. Read Turton Chapter 5
1. Problem 5.1
2. Problem 5.2
3. Problem 5.4
4. Problem 5.5
5. Problem 5.6

Assignment #3
AS A GROUP
1. Problem 5.7
2. Problem 5.12
3. Problem 5.13

Assignment #4
0. Read Turton Chapter 6
1. Problem 6.2
2. Problem 6.6
3. Problem 6.10
4. Problem 6.14

Assignments 1 through 4 are due no later than:
Late assignments will not be accepted.

Assignment #5
AS A GROUP
0. Read Park Chapters 1 and 2
1. problem 2.1
2. problem 2.3
3. problem 2.5

Assignment #6
0. Read Park Chapter 3
1. problem 3.4
2. problem 3.6
3. problem 3.12
4. problem 3.16
5. problem 3.25
6. problem 3.39
7. problem 3.46

Assignment #7
AS A GROUP
1. problem ST3.6

Assignment #8
0. Read Park Chapter 4
1. 4.7
2. 4.17
3. 4.29
4. 4.45
5. 4.61
6. ST4.1

Assignments 5 through 8 are due no later than:
Late assignments will not be accepted.

Assignment #9
0. Read Park Chapter 5
1. 5.2
2. 5.4
3. 5.29

Assignment #10
AS A GROUP
0.Read Park Chapter 6
1. 6.1
2. 6.11
3. 6.30
4. 6.40
5. 6.45

Assignment #11
0. Reach Park Chapter 7
1. 7.1
2. 7.14
3. 7.25

Assignment #12
0. Read Park Chapter 8
1. 8.5
2. 8.9

Assignment #13
0. Read Park Chapter 9
1. 9.2
2. 9.6
3. 9.20
4. 9.21

Assignments 9 through 13 are due no later than:
Late assignments will not be accepted.

Assignment #14
0. Read Park Chapter 10
1. 10.21
2. 10.22

Assignment #15
0. Read Turton Chapter 7
AS A GROUP
1. Problem 7.16
2. Problem 7.19
3. Problem 7.20
4 . You purchase $2000 worth of appliances for a new apartment on your Sears card (hey, they were one sale, 10% off!). The minimum monthly payment is calculated as the larger of 2.22% of the balance or $10. If you always make the minimum payment, how long will it take you to pay off the appliances, and how much will you have spent, assuming the annual interest rate is a. 14%, b. 18%, c. 21%.

Assignment #16
0. Read Turton Chapter 8
1.Problem 8.1
2.Problem 8.9
3.Problem 8.15
4.Problem 8.18

Assignment #17
As a group.
1. Problem 23
2. Problem 31
3. See the problem below.

Assume a project life of 10 years, 7-years MACRS depreciation method, a corporate tax rate of 40%, and a minimum 15% ROI. Prepare a sensitivity analysis diagram for the project (-30%, -20%, -10%, given, +10%, +20%, +30% range), varying everything but the capital investment and salvage values, which are assumed to be well-known.

Assignments 14 through 17 are due no later than:
Late assignments will not be accepted.

Revised Spring Semester, 2008 by Dr. O'
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