Q. The strength of concrete after one year as compared to 28 days strength is about (Solved)
1. 10 to 15% more
2. 15 to 20% more
3. 20 to 25% more
4. 25 to 50% more
- c. 20 to 25% more
1. 10 to 15% more
2. 15 to 20% more
3. 20 to 25% more
4. 25 to 50% more