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.

Example Input: mrs. hilt measured the distance from her desk to the water fountain . it was 30 feet . how many feet will mrs. hilt walk on her trips to the fountain if she goes to the water fountain 4 times today ?
Example Output: 120

Example Input: my car gets 20 miles per gallon of gas . if grandma 's house is 100 miles away how many gallons of gas would it take to get to her house ?
Example Output: 5

Example Input: the company has large and small ink cartridges in stock . how many ink cartridges can you buy with 182 dollars if 1 cartridge costs 14 dollars ?
Example Output:
13