How much to pay for ferry from kowloon to Macau and from which terminal?

The ferry ticket fare between Hongkong and Macau is around HK$120 to HK$150. If you take the ferry from Kowloon, then you can go to the China Ferry Terminal, which locates at 33 Canton Road, Tsim Sha Tsui, Kowloon, Hong Kong. You may also refer to the following page for more details. Hope that helps.
https://www.travelchinaguide.com/cityguides/macau/getting-there.htm