Alternative A Initial cost $50,000 Annual maintenance cost $4,000 Estimated annual benefit $10,000 Alternative B Initial cost $30,000 Annual maintenance cost $3,000 Estimated annual benefit $9,000 O a. Select A with B/C =1.14 Ob Select B with B/C = 1.14 OC. Select B with B/C = 0.14 O d. Reject A with B/C = 1.14 1- Cost ration with, expected life of 10 years and rate of return of 10
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- ΔRoR for the first increment (Alt. C-Alt. A) is ___________________. Alt. A Alt. B Alt. C Initial cost $5,000 9,000 7,500 Annual benefits $1,457 2,518 2,133 RoR 14% 12.4% 13% Life in years 5 Group of answer choices 10.12% 11.00 11.85% 9.38%A certain masonry dam requires 200,000 m³ of gravel for its construction. The contractor found two possible sources for the gravel with the following data: Source A Source B Average distance, gravel pit to dam site 3 km 1.2 km Gravel cost/m³ at pit ➖➖➖➖➖ P10 Purchase price of pit P800,000 Road construction necessary P450,000 Overburden to be removed at P4.20/m³ 90,000m³ ➖➖➖➖➖➖ Hauling cost/m³/km P4 P4 What is the Total Cost of Source AQutestion 3 Solve this problem using the incremental Benefit - Cost ration with, expected life of 10 years and rate of return of 10% Alternative A Initial cost $50,000 Annual maintenance cost $4,000 Estimated annual benefit $15,000 Alternative B Initial cost $30,000 Annual maintenance cost $3,000 Estimated annual benefit $9,000 a. Select B with B/C=1.14 b. Select B with B/C=1.41 c. Select A with B/C=1.14 d. Reject A with B/C=1.14
- Alternatives B and C are replaced at the end of their useful lives with identical replacements. Find the best alternative using MARR = 10%. Data Initial Cost Uniform Annual Benefit Useful Life a) Benefit to Cost ratio analysis b) Payback Period Analysis Alt. A $6,00 $150 20 Alt. B $900 $300 5 Alt. C $1,800 $450 10PLABOR МIC $7.00 -S $5.25 $4.50 MVP QLABOR 1000 1500List the five main types of engineering economic decisions?
- Decision making in the engineering economy is concerned with choosing the best 1. Alternative with the longest life 2. Alternative with the least cost 3. Alternative with highest revenue 4. An alternative that is the most cost-effective O 1"Four alternatives for the manufacture of construction materials, called "Barboncito"", have been identified with the following annual benefits and costs: Alternative Annual Benefits Annual Costs AP 15,000,000 P8,000,000.00 B 14,000,000 7,000,000.00 9,000,000 3,000,000.00 D 11,000,000 3,500,000.00 What is the best alternative?" "Alternative A 'Alternative D"" 'Alternative C"" "Alternative B'The following estimates (in $1000 units) have been developed for a security system upgrade at Fairbanks International Airport, FAI. Item Cash Flow First cost, $ 13,000 AW of benefits, $ per year 3,800 FW of disbenefits, year 20, $ 6,750 M&O costs, $ per year 400 Life, years 20 Please calculate your dollar values to the nearest whole dollar. Format 0000 No commas. Please calculate your B/C ratios to 2 decimal places. Format 0.00 Treat any disbenefits as negative benefits and not additional costs. a. Calculate the modified B/C ratio (use AW) at a discount rate of 10% APR, compounded daily. b. Is the project justified? O A. No, the B/C ratio is > 1 O B. Yes, the B/C ratio > 1 Please calculate your dollar values to the nearest whole dollar. Format 0000 No commas. c. Determine the minimum/maximum first cost, FC, that is possible to render the project economically unjustified/justified. $
- feasibility analysis is typically done during which systems development stage? a. investigation b. analysis c. design d. all of the aboveThe ore of a gold mine in the province contains, on average, 0.5 ounce of gold per ton. Method A ofprocessing costs 150Php/ton and recovers 93% of the gold, while Method B costs only 120Php/tonand recovers 81% of the gold. If gold can be sold at 1,200/ounce, which method is better and by howmuch?a. Method A, by 43Phpb. Method A, by 42Phpc. Method B, by 42Phpd. Method B, by 43PhpProduction capacity of neck process. There are two alternatives, a and B. The annual fixed cost of scheme a is US $40000 and that of scheme B is US $30000; the unit variable cost of scheme a is US $10 / piece and that of scheme B is US $11 / piece. Revenue can be realized for each piece 15 $ 1Calculate the break even point of the two schemes. 2What kind of output can the two schemes achieve the same profit? 3) If the annual demand is expected to be 12000 units, which option can achieve higher profits?