You will be given a definition of a task first, then some input of the task.
You are given a math word problem and you are supposed to apply division mathematical operator on the numbers embedded in the text to answer the following question and then only report the final numerical answer.

Context: Debby bought 88 water bottles and 13 soda bottles when they were on sale. If she drank 4 water bottles and 87 soda bottles a day 

 Question: How many days would the water bottles last?
Output:
22