I don’t think someone will help :( I hate life

Answer:
3. x=8, y=4, (8,4)
x=12,y=6, (12,6)
Step-by-step explanation:
Ratio is 2:1
3. x=8, y= 4 (8,4)
x=12, y=8 (12,8)
4.
Step-by-step explanation:
4.Rule for cookies?
It goes up by 4's.
5.Rule for fruit bars?
It goes up by 2's.