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.

Example Input: Mrs. Hilt bought 6 hot dogs . Each hot dog cost 50 cents . How much money did she pay for all of the hot dogs ?
Example Output: 300

Example Input: Ronald went to the store 2 times last month . He buys 10 bananas each time he goes to the store . How many bananas did Ronald buy last month ?
Example Output: 20

Example Input: Joe had 50 toy cars . If he gets 12 more cars , how many cars will he have then ?
Example Output:
62