A project expects to install 20 workstations that are made up of FSC wood, other

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试卷: LEED AP ID+C 模拟试卷B[查看]
A project expects to install 20 workstations that are made up of FSC wood, other wood, plastic and glass. Each desk is made up of the following: Weight Material 8 lbs FSC wood; 5 lbs Other wood; 4 lbs Plastic; 10 lbs Glass; What percentage of the desks can be counted toward Materials and Resources Credit, Certified Wood?
A: 30%
B: 10%
C: 48%
D: 0%

参考答案: A

本题解释:
To determine what percentage can count, you must weigh the average of the materials that can be included in the calculation for Certified Wood.

The desks weigh in total 27lbs.

The FSC wood weights 8 lbs.
8lbs / 27lbs = 30%