If a crew of masons is needed to lay 1,000 concrete blocks, and the estimator determined that two masons could complete the job in one eight-hour day, what is the estimated productivity rate for block laying?

a. 125 blocks per hour
b. 62.5 blocks per hour
c. 31.25 blocks per hour
d. 16 blocks per hour


a. 125 blocks per hour

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Constructed wetlands are:

a. found only in the Pacific Northwest of the United States b. human-made marshlands c. found only in the forests on the East Coast d. found only next to rivers and lakes where there is a tendency to have water runoff

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What information is usually found on elevation drawings?

A. vertical side of a building B. plan view of a building C. air conditioning unit D. plumbing and electrical

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?An increase in the cost of conventional fuel displaced by the renewable energy heat source increases the simple payback period of the renewable energy solution.

Answer the following statement true (T) or false (F)

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