Reasonable

adjective

1. Having the faculty of reason; rational, reasoning.
2. Just; fair; agreeable to reason.
3. Not excessive or immoderate; within due limits; proper.

   "a reasonable demand, amount, or price"

4. Not expensive; fairly priced.

   "$20 a bottle is very reasonable for a good wine at a restaurant."

5. Satisfactory.

   "The builders did a reasonable job, given the short notice."