And motorboat approaches ahead on sounds one short blast you would prefer to pass the boat on your starboard right side what sound signal should you used to indicate your disagreement?

If a motorboat approaches and sounds one short blast, indicating it intends to pass on its port side, and you prefer to pass on your starboard side, you should sound two short blasts. This signal communicates your intention to the other vessel that you wish to pass on your right side. It’s important to ensure your communication is clear to avoid any misunderstandings.