The testing strength rating for concrete is usually based on _____ of curing time.

A. 28 days
B. three weeks
C. 72 hours
D. 24 hours


Answer: A

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One kilogram equals 1000 cubic centimeters (cc).

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

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What are six advantages of using soilless media?

What will be an ideal response?

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When both minimum and maximum roughness are specified:

A. The minimum limit is placed on top B. The maximum limit is placed on top C. The minimum roughness should be ignored

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Which of these components sends a pulse signal to an electronic ignition module?

A) Pickup coil B) Resistor C) Ignition coil D) Coil wire

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