how to calculate 1:2:4 ratio concrete cement, sand, metal
and water please give me brief calculation

Answer Posted / pinkal

Here volume is (1 cement bag=1.25 cu.ft)
cement 1 1.25 cu.ft
sand 2 2.50 cu.ft
metal 4 5.00 cu.ft
-----------
8.75 cu.ft total volume

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