Answer: $13.59
Explanation: if you add all the money she spent together you should get $12.35. to find the percentage put the percent into decimal form by moving the decimal that is located behind the number to the left to get .10 then multiply that by the total which is $12.35. then you should have 1.235 when rounded that is $1.24. then add that to the total $12.35 to get $13.59.