Question

For 12mm thick cement plastering 1:6 on 100sqm. new brickwork the quantity of cement required is

Answer 1

x.6x=100
6x^2=100
6x=10
x=1.67m
6x=1.67x6
6x=10.2m
thichness of cement = 12mm =0.01m
for one wall
1.67x10.2x0.01 = 0.17m
for four walls it wiil be
4x0.17 = 0.68 sqm
So quantity of cement is 0,68 sqm