A plant superintendent is trying to decide between the machines detailed below.     Machine A Machine B First cost $20,000 $25,000 Annual operating cost $3,500 $3,000 Salvage value $3,000 $2,000 Life, years 6 9   Assume the interest rate is 8% per year compounded annually.   Determine which machine should be selected based on:   a)Present Worth, with no common planning horizon for the machines b)Present Worth, with a least common multiple (LCM) planning horizon c)Present Worth, with a planning horizon of 12 years. Provide clear suggestions for modified estimates of important costs and benefits in this case.

Managerial Economics: Applications, Strategies and Tactics (MindTap Course List)
14th Edition
ISBN:9781305506381
Author:James R. McGuigan, R. Charles Moyer, Frederick H.deB. Harris
Publisher:James R. McGuigan, R. Charles Moyer, Frederick H.deB. Harris
Chapter1: Introduction And Goals Of The Firm
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  1. A plant superintendent is trying to decide between the machines detailed below.

 

 

Machine A

Machine B

First cost

$20,000

$25,000

Annual operating cost

$3,500

$3,000

Salvage value

$3,000

$2,000

Life, years

6

9

 

Assume the interest rate is 8% per year compounded annually.   Determine which machine should be selected based on:

 

a)Present Worth, with no common planning horizon for the machines

b)Present Worth, with a least common multiple (LCM) planning horizon

c)Present Worth, with a planning horizon of 12 years. Provide clear suggestions for modified estimates of important costs and benefits in this case.

 

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