Quiz 1

Q1) What is the least cost per m³ of blended aggregate if a concrete aggregate mix must contain 31% sand, and two sources are available: the first contains 25% sand and costs $3/m³, while the second contains 40% sand and costs $4.4/m³?

• $3.56/m³

• $3.80/m³

• $3.92/m³

• $4.00/m³

Q2) What is the total cost and total revenue for a 12-week session at a privately-owned summer camp with a capacity of 200 campers, where each camper pays $120 per week, fixed costs are $48,000, and variable costs are $80 per camper per week?

• Total Cost: $192,000; Total Revenue: $288,000

• Total Cost: $240,000; Total Revenue: $288,000

• Total Cost: $144,000; Total Revenue: $240,000

• Total Cost: $120,000; Total Revenue: $192,000

Q3) A company decided to landscape a lot of ground and then care for it. Which of the following costs are non-recurring costs the company incur?

• Fertilize grass, shrubs

• Mow grass

• Remove existing trees

• Water grass, shrubs

Q4) What is the average cost per car if a car manufacturer produces 10 cars every week and incurs the following costs: AED 1,000 per week for rent, AED 1,000 per week for salaries, AED 500 per week for interest, AED 100 per car for materials, AED 50 per car for wages, and AED 100 per car for power?

• 400 AED

• 450 AED

• 500 AED

• 550 AED

Q5) What is the Power-Sizing Exponent (PSE) that should be published, given the following data: the cost of a VMIC-200 today is $100,000, the cost of a VMIC-100 10 years ago was $45,000, the VMIC equipment index today is 856, and the VMIC equipment index 10 years ago was 604?

• 0.65

• 0.43

• 0.58

• 0.70

Q6) What is the time required to produce the 100th unit of a production run if the 1st unit took 32 minutes to produce and the learning-curve rate for production is 80%?

• 8.19 minutes

• 10.24 minutes

• 12.48 minutes

• 7.27 minutes

Q7) What was the learning curve rate during production if 200 labor hours were required to produce the 1st unit and 60 labor hours were required to produce the 7th unit?

• 50%

• 65%

• 70%

• 80%

Q8) What is the estimated annual labor cost for a new plant, given that for a similar facility built 3 years ago the annual labor cost was $2,455,000, with a CPI of 544 three years ago and a CPI of 715 today?

• $3,187,500

• $3,452,000

• $3,227,000

• $3,626,000

Q9) Which insulation material should be considered for the cold storage warehouse if the specifications call for a maximum heat transfer of 30,000 J/hr·m² with a 300°C temperature difference between the inside and outside surfaces of the insulation?

The two insulation materials being considered are:

• Rock Wool: Cost $12.50/m³, Thermal Conductivity 140 J·m/(m²·°C·hr)

• Foamed Insulation: Cost $14.00/m³, Thermal Conductivity 110 J·m/(m²·°C·hr)

• Rock Wool

• Foamed Insulation

• Both materials are suitable

• Neither materials are suitable

Q10) How many campers are needed to just break even for a 12-week session at a privately-owned summer camp with a capacity of 200 campers, where each camper pays $120 per week, fixed costs are $48,000, and variable costs are $80 per camper per week?

• 100 campers

• 150 campers

• 200 campers

• 250 campers