You are given a math word problem and you are supposed to apply addition or subtraction mathematical operators on the numbers embedded in the text to answer the following question and then only report the final numerical answer.

Q: Carrie 's mom gave her $ 91 to go shopping . She bought a sweater for $ 24 , a T - shirt for $ 6 , and a pair of shoes for $ 11 . How much money does Carrie have left ?

A: 50
****
Q: April 's discount flowers was having a sale where each flower was 6 dollars . If Katie bought 5 roses and 5 daisies , how much did she spend ?

A: 60
****
Q: Kenneth has 3 marbles . He buys 6 more . Later , Kenneth buys 15 apples at the store . How many marbles does Kenneth have in all ?

A:
9
****