ENGR.ECONOMIC ANALYSIS
14th Edition
ISBN: 9780190931919
Author: NEWNAN
Publisher: Oxford University Press
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Question
Chapter 16, Problem 30P
To determine
Recommend the best alternative.
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From the PW, AW, and FW values shown, the conventional B/C ratio is closest to:
(а) 1.27
(b) 1. 33
(c) 1.54
PW, $
AW, $/Year
FW, $
First cost
100,000
16,275
259,370
M&O cost
68,798
11,197
178,441
(d) 2. 76
Benefits
245,784
40,000
637,496
(e) Any of the above
Disbenefits
30,723
5,000
79,687
a
b
d
e
Problem 2. Compare the following mutually exclusive alternatives
using the conventional incremental B/C ratio with annual worth to
determine the most economical alternative with an interest rate of
15% per year. The Do Nothing option does not exist.
X
Y
Initial Cost ($)
Maintenance cost ($/yr)
Income ($/yr)
Life (years)
50K
75K
25K
20K
25K
30K
120K
170K
150K
10
15
20
For a fuel cell project that has a
20-year life the following estimates,
determine the Benefit over Cost
ratio and modified B/C ratio. Use
an interest rate of 8% per year:
Benefits $90,000 each 5 year
First cost $750,000
disbenefits $10,000 each 4 year
Annual cost $50,000 per year
Annual savings $30,000 per year
B/C=
Pw of Benefits
Pw of Cost
Modified B/C =
Aw of Benefits
Aw of Cost
Assignment
Fw of Benefits
Fw of Cost
Benefits-Disbenefits-0 & M costs
Initial investment
Chapter 16 Solutions
ENGR.ECONOMIC ANALYSIS
Ch. 16 - Prob. 1QTCCh. 16 - Prob. 2QTCCh. 16 - Prob. 3QTCCh. 16 - Prob. 4QTCCh. 16 - Prob. 1PCh. 16 - Prob. 2PCh. 16 - Prob. 3PCh. 16 - Prob. 4PCh. 16 - Prob. 5PCh. 16 - Prob. 6P
Ch. 16 - Prob. 7PCh. 16 - Prob. 8PCh. 16 - Prob. 9PCh. 16 - Prob. 10PCh. 16 - Prob. 11PCh. 16 - Prob. 12PCh. 16 - Prob. 13PCh. 16 - Prob. 14PCh. 16 - Prob. 15PCh. 16 - Prob. 16PCh. 16 - Prob. 17PCh. 16 - Prob. 18PCh. 16 - Prob. 19PCh. 16 - Prob. 20PCh. 16 - Prob. 21PCh. 16 - Prob. 23PCh. 16 - Prob. 24PCh. 16 - Prob. 25PCh. 16 - Prob. 26PCh. 16 - Prob. 27PCh. 16 - Prob. 28PCh. 16 - Prob. 29PCh. 16 - Prob. 30PCh. 16 - Prob. 31PCh. 16 - Prob. 32PCh. 16 - Prob. 33PCh. 16 - Prob. 34PCh. 16 - Prob. 35PCh. 16 - Prob. 36PCh. 16 - Prob. 37PCh. 16 - Prob. 38PCh. 16 - Prob. 39PCh. 16 - Prob. 40PCh. 16 - Prob. 41PCh. 16 - Prob. 42PCh. 16 - Prob. 43PCh. 16 - Prob. 44PCh. 16 - Prob. 45PCh. 16 - Prob. 46PCh. 16 - Prob. 47PCh. 16 - Prob. 48PCh. 16 - Prob. 49P
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Similar questions
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- The following estimates (in $1000 units) have been developed for a new cybersecurity system at Chicago's O'Hare Airport. Calculate the conventional B/C ratio at a discount rate of 10% per year. First cost, $ AW of benefits, $ per year FW (in year 20) of disbenefits, $ M&O costs, $ per year Expected life, years O 1.21 <1.15 1.52 O 1.91 DOCUMENT.pdf 13,000 3,800 6,750 400 20arrow_forwardA proposal to reduce traffic congestion on Jounieh Highway has a B/C ratio of 1.4. The annual worth of benefits minus disbenefits is $560,000. What is the first cost of the project if the interest rate is 5% per year and the project is expected to be perpetual?* 4,000,000 4,588,208 8,000,000 6,666,667arrow_forwardFrom the following data for a PPP project, calculate the (a) conventional, and (b) modified benefit/ cost ratios using an interest rate of 6% per year and an infinite project period. To the People To the Government Benefits: $100,000 per year beginning now Costs: $1.8 million now and $200,000 every 3 years Disbenefits: $60,000 per year Savings: $90,000 per yeararrow_forward
- Davao International Airport has crafted estimates for the upgradıng of security systems. Will the upgrade be accepted? Determine the B/C ratio at an interest rate of 10% per year using the conventional Annual Worth method of the following: a. Benefits are reduced by disbenefits b. Costs are increased by disbenefits Cashflow Amount First costs $13,000,000 $3,800,000 $6,750,000 $400,000 Annual worth of benefits Future Worth of disbenefits Annual operating and Maintenance costs Life 20 yearsarrow_forwardConsider a piece of equipment that has the following cost and benefit estimates, and the interest rate is 15% per year: Initial investment: $200,000 Equipment life: 10 years Salvage value: $10,000 Annual receipts: $100,000 Annual expenses: $50,000 What is the modified B/C ratio of this equipment? Click the icon to view the interest and annuity table for discrete compounding when = 15% per year. Thr modified cost-benefit ratio is (Round to two decimal places.) According to the B-C ratio method, the project is More Info Single Payment Compound Amount Present Factor Worth Factor To Find F To Find P Discrete Compounding; /= 15% Compound Amount Factor To Find F Uniform Series Sinking Present Capital Recovery Worth Factor To Find P Fund Factor To Find A Factor To Find A Given P Given F Given A Given A Given F Given P N FIP P/F F/A PIA A/F A/P 1 1.1500 0.8696 1.0000 0.8696 1.0000 1.1500 2 1.3225 0.7561 2.1500 1.6257 0.4651 0.6151 3 1.5209 0.6575 3.4725 2.2832 0.2880 0.4380 4 1.7490 0.5718…arrow_forwardThe modified B/C ratio for a city-owned hospital heliport project is 1.7. The initial cost is $0.6 million, annual benefits are $150,000, and the estimated life is 29 years. What is the amount of the annual M&O costs used in the calculation at a discount rate of 6% per year? The annual M&O costs is $ .arrow_forward
- The sheriff of Los Lunas county along the Arizona- Mexico border asked the county to build a new minimum security detention facility for personscaught while attempting to enter the United States illegally. The construction cost will be $22 million, with annual operating costs of $2.1 million. The new facility will create jobs that produce benefits for many local businesses including realtors, restaurants, etc. The benefits are estimated to be $5 million in years 1 and 2, $2.8 million in year 3, and $1.12 million per year beginning in year 4 and continuing through the 30-year life of the facility. At a discount rate of 8% per year, does the conventional B/C ratio indicate that the project is economically justified?arrow_forwardConsider the following assumptions, field size 640 acres, non-cropped area 5 acres, 2600' total length center pivot cost of 30,000 with a life expectancy of 15 years, corn selling price of $3.75 per bushel, expected grain yield of 160 bushels per acre. If SDI irrigation costs $675 per acre installed with a life expectancy of 25 years, expected yield of 160 bushels per acre, you would be money ahead to install SDI. True Falsearrow_forwardA community public works project will cost $92,000 and will benefit five different individuals. Individual Individual Benefit ($) Individual Cost ($) 1 4,500 6,000 2 18,500 15,000 3 19,000 17,000 4 30,000 24,000 5 29,000 30,000 Does this project meet the Pareto efficiency improvement criterion? If possible, revise the cost shares to allow the project to meet the Pareto criterion and to pass a referendum. please use excel with formulasarrow_forward
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