A widely-recognized rating system for sustainable buildings introduced in 2000 is:

A) EPA SmartHome. B) AIA GreenDesign.
C) LEED. D) US DOE Energy Crafted Homes.


C

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One of the benefits of a materials requirements planning (MRP) system is that it can

effectively juggle delivery schedules.

Indicate whether the statement is true or false.

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A jalapeno canning company is faced with a make/buy decision. Cardboard shipping cartons can be purchased for $0.60 each or made in-house. If man­ufactured, two machines will be required. Machine X will cost $20,000 and have a life of 6 years with a $2000 salvage value. Machine Y will cost $11,000 and have a life of 4 years with no salvage value. The annual maintenance cost for machines X and Y are $6000 and $5000 per year, respectively. A total of four operators will be required for the two machines at a rate of $22.50 per hour per person. In a normal 8-hour day, the four operators and two machines can produce 1000 cartons. The variable cost per carton associated with the in-house option is closest to: (choose one)

(a) $0.0625 (b) $0.10 (c) $0.72 (d) $0.81

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The pitch of a hacksaw blade is the same as the:

A) Kerf cut by a blade B) Number of teeth per inch C) Set of the blade D) Thickness of the blade

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Which of the following is NOT a benefit of tillage during seedbed preparation?

a. It reduces runoff. b. It improves aeration. c. It creates a suitable medium for growth. d. It stirs and loosens soil.

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