instruction:
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.
question:
A new building needed 11 windows . The builder had already installed 4 of them . If it takes 8 hours to install each window , how long will it take him to install the rest ?
answer:
56


question:
Mrs. Hilt baked pies last weekend for a holiday dinner . She baked 16 pecan pies and 14 apples pies . If she wants to arrange all of the pies in rows of 5 pies each , how many rows will she have ?
answer:
6


question:
A furniture store has a chair , originally priced at 78 dollars , on sale for 46 dollars . What is the percent of decrease , rounded to the nearest tenth ?
answer:

41