The road map indicates that it is 10 miles from vacaville to fairfield. from the information on the road map, it follows that vacaville and fairfield really are 10 miles apart. what type of argument?

Inductive argument.

Step-by-step explanation:

The arguments are of two types : Inductive  (uses pattern or signs to get a conclusion ) and deductive (Uses general facts or defines or theory to decide any conclusion)

The given argument : The road map indicates that it is 10 miles from Vacaville to Fairfield. From the information on the road map, it follows that Vacaville and Fairfield really are 10 miles apart.

The given argument is the argument that is based on signs (maps are signs) which comes under inductive arguments.

Thus, the given argument is an inductive argument.