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: Kylie was collecting coins . She got 15 coins from her piggy bank and 13 coins from her brother . Her father gave Kylie 8 coins . Kylie gave 21 of the coins to her friend Laura . How many coins did Kylie have left ?

Answer: 15


Question: The cafeteria had 86 apples . For lunch they handed out 30 to students and decided to use the rest to make pies . If each pie takes 8 apples , how many pies could they make ?

Answer: 7


Question: Sandy sold lemonade in her neighborhood . She got 17 half - dollars on Saturday and 6 half - dollars on Sunday . What amount of money did Sandy receive ?

Answer:
11.5