Given a math word problem, answer the following question. You might need to apply addition or subtraction mathematical operators on the numbers embedded in the text to answer the question and then only report the final numerical answer.

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 ?
62

at billy 's restaurant a group with 2 adults and 5 children came in to eat . if each meal cost 3 dollars how much was the bill ?
21

tiffany was collecting cans for recycling . on monday she had 4 bags of cans . the next day she found 8 more bags worth . how many bags did she have totaled ?

12

