Answer:
Step-by-step explanation:
The percent increase formula is
[tex]%increase=\frac{new-original}{original}*100%[/tex]
For the bread, our percent increase looks like this:
[tex]\frac{25-15}{15}*100[/tex]
which gives us a percent increase of 66.7%
For the cakes, our percent increase looks like this:
[tex]\frac{12-10}{10}*100[/tex]
which gives us a percent increase of 20%