IMO 
  
 Time (that you'll spend) x salary (monthly) ÷ (40-80 based on your experience)

Consultant

If you want to calculate your hourly rate, that should be at least double than your current hourly rate. A person works 20 days x 8 hours = 160 hours, you must be paid same for 80 hours. Now based on your expertise and complexity, you can make it 4 times as well

Growth and strategy

I need an advice
I have been offered a freelance part time project of video interviews + content management 
(2 videos per month with each video repurposed

I need an advice
I have been offered a freelance part time project of video interviews + content management 
(2 videos per month with each video repurposed into 1 podcast, 1 blog, 3 Instagram reels, 3 Youtube shorts, 1 LinkedIn post, and 1 Instagram post)

How much will be ideal ask for the role?

Freelance project cost ask