The initial ratio of sugar and flour in the dough was 4 : 7 With 22 kg of the dough Justine added more flour to make the sugar to flour ration 2 : 5. How much flour did Justine later add?

The initial ratio of sugar and flour in the dough was 4 : 7 With 22 kg

1.	The initial ratio of sugar and flour in the dough was 4 : 7 With 22 kg of the dough Justine added more flour to make the sugar to flour ration 2 : 5. How much flour did Justine later add?
A.	4 kg
B.	6 kg
C.	8 kg
D.	2 kg
Answer» C. 8 kg