Concrete Technology and Design of Concrete Structures

The strength of concrete after one year as compared to 28 days strength is about_____.

  • A. 10 to 15% more
  • B. 15 to 20% more
  • C. 20 to 25% more
  • D. 25 to 50% more
Answer: Option C.
Explanation:

No answer description available for this question.

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