You are given a math word problem and you are supposed to apply multiple mathematical operators like addition, subtraction, multiplication or division on the numbers embedded in the text to answer the following question and then only report the final numerical answer.
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Question: Dan bought 9 dozen eggs from the grocery store to bake some cakes . How many eggs did Dan buy ?

Answer: 108


Question: Ned had 15 video games but 6 of them were n't working . If he wanted to sell the working games for $ 7 each , how much money could he earn ?

Answer: 63


Question: Henry had 11 dollars . For his birthday he got 18 more dollars but spent 10 on a new game . How much money does he have now ?

Answer:
19