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: In 1 week , Mitch 's family drank 0.5 carton of regular milk and 0.1 carton of soy milk . How much milk did they drink in all ?

A: 0.6
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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
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Q: Carol and her mom were picking carrots from their garden . Carol picked 29 and her mother picked 16 . If only 38 of the carrots were good , how many bad carrots did they have ?

A:
7
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