Water-Cement Ratio of a Concrete Mix
Easyconcretewater-cement ratio
A concrete mix uses 180 kg of water and 360 kg of cement. What is its water-cement ratio by mass?
- A0.25
- B0.40
- C0.50
- D2.0
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Answer: C. 0.50
The water-cement ratio is the mass of water divided by the mass of cement: w/c = 180/360 = 0.50.
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