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:
an architect was building a hotel downtown . he bought 147 lamps to put in the rooms . if each room gets 7 lamps how many rooms does the hotel have ?
answer:
21

question:
stanley a car enthusiast loves to drive across different places as a hobby . so for his vacation he decided to go around his favorite places . his first destination is the famous sky falls 1 of the tallest waterfalls in his country . it is said to be 20 times as tall as the tallest building in their city . if the building is 9 feet tall how tall is sky falls ?
answer:
180

question:
adam earned 9 dollars for each lawn he mowed . if he had 12 lawns to mow but forgot to mow 8 of them how much money did he actually earn ?
answer:
36