Question: What is the typical range of the water-cement ratio for normal concrete?

Options:

1. 0.1 to 0.2
2. 0.3 to 0.5
3. 0.6 to 0.8
4. 0.9 to 1.0

Correct Answer: 0.3 to 0.5

Solution:

The typical range of the water-cement ratio for normal concrete is between 0.3 to 0.5, balancing workability and strength.