Eng Eco hw

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assign3_1.doc

DRAW ALL CASH FLOW DIAGRAMS

RATE 5% per year for all problems

1. Copmare the following 2 altrernatives using the Present Worth method

Alt.

Construction cost $

Bnefit ($/yr)

Service Life (yrs)

A

480,000

150,000

9

B

550,000

250,000

9

2. Copmare the following 2 altrernatives using the Present Worth method

Alt.

Construction cost $

Bnefit ($/yr)

Maintenance $/yr

Service Life (yrs)

A

780,000

300,000

10,000

11

B

950,000

380,000

20,000

11

3. Copmare the following 2 altrernatives using the Present Worth method

Alt.

Construction cost $

Bnefit ($/yr)

Salvage $

Service Life (yrs)

A

280,000

150,000

8,000

4

B

560,000

250,000

8,000

8

4. Copmare the following 2 altrernatives using the Present Worth method

Alt.

Construction cost $

Benefit ($/yr)

Salvage $

Service Life (yrs)

A

1,500,000

300,000

40,000

7

B

2,300,000

450,000

80,000

14

5. Repeat solution of 4 using the Net Equivalent Uniform Annual method.

6. An investor upon her death wants to leave her $24,000,000 life savings to UTSA to be used for students scholarship support. UTSA makes 5% per year interest in investemtns. What is the amount of annual scholarships possible in pepetutity?

7. Compre the follwoign alternatives using the NEUA worth method.

Alt.

Construction cost $

Life (yrs)

A

$30million

40

B

$35million

Infinite