In _______ method of volumetric proportions, the proportions of cement, sand and coarse aggregate are fixed or beta really such as 1:2:4 or 1:3:6 etc.
(a) Minimum void method
(b) Maximum void method
(c) Water-cement ratio method
(d) Arbitrary method
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I would like to ask this question from Cement Concrete Construction topic in chapter Cement Concrete Construction of Construction & Building Materials