There are 7 oranges. You don't need to add the 5 to it because the 5 is apples.
First, find what 110% of 12 is by multiplying 12 by 1.1 (13.2).
Second, find what 110% of 13.2 is by multiplying 13.2 by 1.1 (14.52).
The answer is 14.52 miles each day in May.
I hope that this helps you.