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: A store had 5 oranges in a bin . If they threw away 2 of the old ones and put 28 new ones in the bin how many would be in the bin ?
Example Output: 31

Example Input: A trivia team had 12 members total , but during a game 4 members did n't show up . If each member that did show up scored 8 points , how many points were scored total ?
Example Output: 64

Example Input: A man starts walking for the first week and walks 10 miles . Every week he increases the distance by 2 miles . How many miles does he walk by the 8th week ?
Example Output:
24