Answer :
I assume you are taking about an area, if we have squared meters
4bags.....................................18m^2
7bags..........................................? m^2
let x be the number of square meters we need to find out
x=(18*7)/4=31.50 m^2
4bags.....................................18m^2
7bags..........................................? m^2
let x be the number of square meters we need to find out
x=(18*7)/4=31.50 m^2
