The rest of the time will be spent on marketing, administration, and preparation. Now divide by 8 hours to get the hourly rate. Lastly, check the marketplace to see how realistic you are. Remember it is better to be on the high side than on the low side of the marketplace. It is much easier to discount a fee than to raise a fee.
Financial considerations are critical.
Most people say that process will take 18 months. Work with an accountant who is knowledgeable about small business. You also want a similarly experienced lawyer and insurance broker. Some of us also need to find a technology advisor who can help us determine the best hardware and software for our needs. Do some research to validate your assumptions.