Yulia's total gross revenue was $47 + $31 = $<<47+31=78>>78.

To calculate her overhead we must subtract her total profit from her gross revenue which is $78 - $44 = $<<78-44=34>>34.

# Answer

34
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Yulia was able to net $44 in profit this week. Her lemonade stand made a gross revenue of $47 this week. She was also able to babysit and made $31. However, her lemonade stand is expensive to run because she needs to buy lemons, sugar, and sunscreen. How much did she spend to operate her lemonade stand, in dollars?
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
34
Yulia was able to net $44 in profit this week. Her lemonade stand made a gross revenue of $47 this week. She was also able to babysit and made $31. However, her lemonade stand is expensive to run because she needs to buy lemons, sugar, and sunscreen. How much did she spend to operate her lemonade stand, in dollars?
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