Answer: 1) The total number of boxes that Avery sold as a mixed number is 
2) The total number of candy bars she sold is 88.
Step-by-step explanation:
Since, According to the question,
1) 



If she sold 4 boxes and an additional 8 bars,
Thus, the total number of boxes she sold = 4 boxes + 2/5 boxes
= 
2) Now,


If she sold 4 boxes and an additional 8 bars,
Thus, the total numbers of bars she sold = 80 bars + 8 bars = 88 bars.