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: On her vacation last summer , Trisha walked all over New York City to buy souvenirs . First , she walked 0.1111111111111111 mile from her hotel to a postcard shop . Then she walked 0.1111111111111111 mile from the postcard shop to a T - shirt shop and 0.6666666666666666 mile from the T - shirt shop back to the hotel . How many miles did Trisha walk in all ?
Example Output: 0.8888888888888888

Example Input: A toy store had 17 giant stuffed bears in stock when they got another shipment with 10 bears in it . The put the bears onto shelves with 9 on each shelf . How many shelves did they use ?
Example Output: 3

Example Input: There school 's baseball team had 48 new players and 6 returning players . If the coach put them into groups with 6 players in each group , how many groups would there be ?
Example Output:
9