Answer :
As you know, 1kq=1000g
To simplify the problem, we should get the amount of money 200g of flour will cost.
So we do 5/6 (5=amount of parts off 200g and 6=the amount of money) which equal to $1.2/200g
1.2*2=$2.4
Hence 400g=$2.4
To simplify the problem, we should get the amount of money 200g of flour will cost.
So we do 5/6 (5=amount of parts off 200g and 6=the amount of money) which equal to $1.2/200g
1.2*2=$2.4
Hence 400g=$2.4