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: Mary has 9 yellow marbles . Joan has 3 yellow marbles . How many yellow marbles do they have in all ?

A: 12
****
Q: For Halloween Faye scored 47 pieces of candy . She ate 25 pieces the first night and then her sister gave her 40 more pieces . How many pieces of candy does Faye have now ?

A: 62
****
Q: Joan had 5 dimes in her bank . She spent 2 of her dimes . How many dimes does she have now ?

A:
3
****