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: During a canned food drive , items were sorted into bins . The drive resulted in 0.125 bin of soup , 0.125 bin of vegetables , and 0.5 bin of pasta . Altogether , how many bins would the canned food take up ?

Answer: 0.75


Question: While on vacation , Haley took 50 pictures at the zoo and 8 at the museum . If she later deleted 38 of the pictures , how many pictures from her vacation did she still have ?

Answer: 20


Question: At the schools book fair Sam bought 13 adventure books and 17 mystery books . If 15 of the books were used , how many new books did he buy ?

Answer:
15