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

Input: Consider Input: It took Amanda 5 hours to stroll to Kimberly 's house at 2 miles per hour . How far is it between Amanda 's house and Kimberly 's house ?

Output: 10

Input: Consider Input: The value of a sport utility vehicle this year is 16000 dollars , which is 0.8 of what its value was last year . How much is the value of the vehicle last year ?

Output: 20000

Input: Consider Input: Lucy went to the grocery store . She bought 12 packs of cookies and 16 packs of noodles . How many packs of groceries did she buy in all ?
Output: 28