Sarah started her day with a fullback apples up and make an apple pie when she's three apples she knows that she has 12 apples were made in the backcountry apples and sarah begin the day with

The question is a little hard to understand... let me see what i can do. I'll edit what i figure out on here. :) (PS) Did you reword the question? Do you think you could double check and make sure this is what the question looks like?

Started her day with a full bag of apples (?)
She needs 3 for an apple pie
She had 12 total (?)

Or maybe she needs 12 for a pie and now she has 3?

The answer is 10 bud