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For 1 Cum concrete:-
Note: 1 cum concrete(wet) =1.54 cum concret(dry content)
=1.54/(1+1.5+3)=.28 cum cement
=.28/.0347=8.07 Bags of cement (50 Kg capacity).
Now for Sand:-
=.28*1.5=.42 Cum sand
For Aggregates:-
=.28*3=.84 Cum aggregates
IT DEPENDS ON NUMBER OF POLLS REQUIRED WHICH DEPENDS ON SPACING BETWEEN TWO ADJASCENT POLLS, AND DIAMENSION OF POLLS.
The answer is 1 bag of cement