Please ADVISE some questions...THANKYOU :D

Macau Marine Ferry Terminal is name as "New HK Macau Ferry Terminal" OR " Terminal of Taipa Dan" ?

From Macau Int'l Airport to hotels near Senado Square how far by taxi ? Around how much ? Do i still need to transit by ferry or just by taxi ? How far is the hotel to the ferry terminal by taxi ? Around how much ? Is the "Ruins of St Paul's" near Senado Square ? What type of Currency to use in that city?