Answer Posted / amit

first of all mortar quantity has to be calculated.
it comes b/w 15% to 17.5% of total block work.that means 0.15 cubicmeter to 0.175cum.therefore
Actual quantity of Blocks required=1-0.15=0.85cum
hence Nos of blocks=0.85/(0.6x0.2x0.2)=36 blocks
2 to 3% wastege= 1 blocks
thus total quantity=36+1=37 blocks

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