Lets break this down.
So, if you add up all the money, that would be 61.35. That leaves you with 1.35.
Next, to find how much she payed, you have to think, theres a one dollar bill, 5 dollar bill, 10 dollar bill, and so on.
So if you think about the left over change, and add it to the extra 1.35 it would be 10!
Hence, your answer is 10 dollars.
