You are given a math word problem and you are supposed to apply multiplication or division mathematical operators on the numbers embedded in the text to answer the following question and then only report the final numerical answer.

[EX Q]: Marlee has 12 guests coming to her Halloween party . Each table will hold 3 guests . How many tables will she need ?
[EX A]: 4

[EX Q]: If Benjamin skated 80 kilometers at 10 kilometers per hour , how long was Benjamin skating ?
[EX A]: 8

[EX Q]: Christine wandered 20 miles at 4 miles per hour . How long did Christine wander ?
[EX A]:
5