You are given a math word problem and you are supposed to apply multiplication or division mathematical operators on the numbers embedded in the text to answer the following question and then only report the final numerical answer.

Q: There are 14240 books in a library . They are arranged on shelves that hold 8 books each . How many shelves are in the library ?

A: 1780
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Q: After the price of petroleum oil went up by 10 % , a consumer reduced his oil consumption by the same percent . By what percent would his petroleum bill be changed ?

A: 1
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Q: A trivia team had 7 members total , but during a game 2 members did n't show up . If each member that did show up scored 4 points , how many points were scored total ?

A:
20
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