Answer :
Karl uses 7 cups of flour--------------------- > to make 2 loaves of bread.
X cups--------------------------------------- > to make 6 loaves of bread
X=6*7/2=21 cups of flour
the answer is 21 cups of flour
X cups--------------------------------------- > to make 6 loaves of bread
X=6*7/2=21 cups of flour
the answer is 21 cups of flour