You are given a math word problem and you are supposed to apply a single mathematical operator 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: mrs. hilt needs to share $ 3.75 equally among 3 total people . how much money will each person get ?
Example Output: 1.25

Example Input: adam has $ 5 to buy an airplane that costs $ 4.28 . how much change will he get ?
Example Output: 0.72

Example Input: marian also baked oatmeal cookies for her classmates . if she can place 12 cookies on a tray at a time how many trays will she need to prepare 276 oatmeal cookies at a time ?
Example Output:
23