Answer:
Step-by-step explanation:
Mean & median of 6 packages:
15, 17, 19, 31, 33 , 35
Median = 
= 
= 25

Mean & median of 7 packages:
15,17,19,31,33,35,39
Median = 31

After including 39 ounce package, Median will increase more
Answer:
y=10,-10
Step-by-step explanation:
you forgot to add the -10
Hope this helps