Your final ratio would be 17/4: 5/3.
5 5
------- ------
4 4
+ 3 12
------- ------
1 4
------------------------
17
-------
4
10 ÷ 2 5
------- ⇒ --------
6 ÷ 2 3
Step-by-step explanation:

Tax on canned tuna : None
Tax on paper towels : 6.89*6.25/100=0.430625~$0.43
Tax on straws : 0.99*6.25/100=0.061875~$0.06
Tax on batteries : 5.67*6.25/100=0.35475~$0.35
Total taxes : 0.43+0.06+0.35=$0.84
2/3 could be one.
3/4 another one.
Or he could have had all the juice in his class (1/1=1)
Answer:
X = 5
Step-by-step explanation:
When the line is going vertically down, the x-intercept is always the equation of the line.