Form hardware is often computed at a rate of between ____ of the total value of formwork material included in the estimate.
A. 10% and 20%
B. 10% and 30%
C. 15% and 30%
D. 20% and 30%
Answer: C
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What will be an ideal response?
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The ____ flip-flop is the most widely used flip-flop.
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