Answer:
q1. c q2. d q3. c q4. make it clear with picture q5. b
Explanation:
1. 6:7 ratio
2. 40:70 divide both sides by ten 4:7
3. 2:3 2/5 of a cup of baking soda for 3/5 cup of vinegar so two over 5
4. Make number four more clear with picture
5. 18/3 6
6*7=42
18/6=3
3*14=52