There are four groups of pencils and each group has 18 pencils so total Pencils : 4*18=72
4 groups with 18 pencils each. therefore there are 72 pencils
One side is 18.. there are four side so answer is 72
There are 72 pencils here. ( 18 + 18 + 18 + 18 )
4*18=72 pencils