Answer / santhosh

for 1cum ssm
brick size 0.075m*.1m*.23m = 0.0017cum
there are 550nos of bricks need for 1cum of ssm
therefore = 550*0.0017cum =.935 cum of bricks in 1cum of SSM
so, CM = 1-.935 = 0.065 cum
Cement sand ratio 1:6 = 1+6 = 7
cement = 1/7*1440*.065 = 13.37 kg
sand = .065 cum

for 10 cum
cement = 134kg
sand = .65cum

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