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Thickness =4cm=0.04m
Volume of wet concrete is1.54 to1.57
Ratio of mix1:2:4
Volume=1+2+4=7
unit weight of cement bag is1440 kg/cum one bag of cement =50/1440 =0.034722 cum
Quantity of cement = (1/7)=0.1429*1.54=0.22
=0.22/0.0347
=6.34bags
Weight of1 cement bag=50kg
=6.34*50
=317kg of cement is required
0.571cu.m of cement , approximately28 bags(50kg)
for one cubic meter concrete needs6-7 bags of cement (50kg)
40 bags.
21.11 bags
Approximately25 Bags of50 Kg cement with a dry cement volume of0.88 cu.m
cement required for100 sq.m =6bag