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: mike has 64 action figures he wants to display . if each shelf in his room can hold 8 figures how many shelves does he need ?
Example Output: 8

Example Input: sarah is making bead necklaces . she has 945 beads and is making 7 necklaces with each necklace using the same number of beads . how many beads will each necklace use ?
Example Output: 135

Example Input: tiffany was buying hand towels for her house . she bought 9 packs with each pack having 3 towels in it . how many towels did she buy ?
Example Output:
27