1. Given the following information, select the scraper type of that is the best option for the job based on economy. TYPE 621G Scraper 631G Scraper 657G Scraper Time (hr) 23 19 10 Consider the following costs: Fuel consumption rate Fuel cost Oil, filters, etc. Tires Operator General Repairs Average Flywheel Horsepower 330 462 564 0.04 gallon/fwhp-hr $2.50/gallon $1.47/hr $2.13/hr $38.50/hr $1.36/hr Also assume that the mobilization costs are $500, $700, and $1,300 for the 621, 631, and 657 scrapers, respectively.

Essentials Of Investments
11th Edition
ISBN:9781260013924
Author:Bodie, Zvi, Kane, Alex, MARCUS, Alan J.
Publisher:Bodie, Zvi, Kane, Alex, MARCUS, Alan J.
Chapter1: Investments: Background And Issues
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1. Given the following information, select the scraper type that is the best option for the job based on economy.

| TYPE          | Time (hr) | Average Flywheel Horsepower |
|---------------|-----------|-----------------------------|
| 621G Scraper  | 23        | 330                         |
| 631G Scraper  | 19        | 462                         |
| 657G Scraper  | 10        | 564                         |

Consider the following costs:
- Fuel consumption rate: 0.04 gallon/fwhp-hr
- Fuel cost: $2.50/gallon
- Oil, filters, etc.: $1.47/hr
- Tires: $2.13/hr
- Operator: $38.50/hr
- General Repairs: $1.36/hr

Also assume that the mobilization costs are $500, $700, and $1,300 for the 621, 631, and 657 scrapers, respectively.
Transcribed Image Text:1. Given the following information, select the scraper type that is the best option for the job based on economy. | TYPE | Time (hr) | Average Flywheel Horsepower | |---------------|-----------|-----------------------------| | 621G Scraper | 23 | 330 | | 631G Scraper | 19 | 462 | | 657G Scraper | 10 | 564 | Consider the following costs: - Fuel consumption rate: 0.04 gallon/fwhp-hr - Fuel cost: $2.50/gallon - Oil, filters, etc.: $1.47/hr - Tires: $2.13/hr - Operator: $38.50/hr - General Repairs: $1.36/hr Also assume that the mobilization costs are $500, $700, and $1,300 for the 621, 631, and 657 scrapers, respectively.
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