You will be given a definition of a task first, then some input of the task.
The task is to generate the correct answer for a given math problem.

Problem: okeydokey paid 5 apples at the apple investment booth for an unopened box of earthworms . artichokey paid 7 apples towards the same lot . the booth pays off earthworms proportional to the apples invested . the box turned out to contain 60 earthworms . how many of them should okeydokey receive ?
Output:
25