|If you are wanting to leave a comment, only the owner of a group is capable of doing so.|
1. Click on the Page where you'd like to ask a question.
2. Once the Page is opened, scroll to the bottom. You may need to click "Show Questions," which leads to a drop down box to ask your questions.
3. Once the box is open, click inside the box "Ask your question to the author" and type your question. When finished click "Ask Question" and it is submitted to the author.
The author of the Page controls the visibility settings of the question asked and it won't appear on the Page automatically.