1.

For preparing ordinary concrete, the quantity of water used, is

A. 5% by weight of aggregates plus 20% of weight of cement
B. 10% by weight of aggregates plus 10% of weight of cement
C. 5% by weight of aggregates plus 30% of weight of cement
D. 30% by weight of aggregates plus 10% of weight of cement
Answer» D. 30% by weight of aggregates plus 10% of weight of cement


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