Aggregates make up about _____ of the volume of concrete.
A) 10 to 15 percent
B) 20 to 40 percent
C) 35 to 50 percent
D) 60 to 80 percent
Correct Answer:
Verified
Q7: The screeding operation is done immediately after
Q8: Concrete should be dried fast to attain
Q9: It is highly recommended to purchase only
Q10: _ is an ingredient in concrete that
Q11: A _ attaches to a screed board
Q13: Specialty tools have been developed in recent
Q14: The _ method of ordering concrete involves
Q15: The concrete truck should be placed away
Q16: Admixtures reduce the strength of concrete mix.
Q17: As a rule, gravel is used in
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