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.

Q: Nancy picked 12 carrots from her garden . If she threw out 2 of them and then picked 21 more the next day , how many carrots would she have total ?

A: 31
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Q: Jerry was helping the cafeteria workers pick up lunch trays , but he could only carry 8 trays at a time . If he had to pick up 9 trays from one table and 7 trays from another , how many trips will he make ?

A: 2
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Q: In 1986 , there were 1125 students in Central High School . The number of students enrolled in 1987 was 4 % less than in 1986 . How many students were enrolled in 1987 ?

A:
1080
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