The gear ratios would look like A:B=1:9 and C:D=1:32 if you are just needing the gear teeth ratio. Not a lot of information to go off of from the question though
Answer:
These systems are commonly used in facilities such as public libraries to ensure equitable use of limited numbers of computers. Bookings may be done over the internet or within the library itself using a separate computer set up as a booking terminal.
B) false, as you want them to be as simple as you can... the 'wordy' part comes underneath said title :)
Answer:
Database Management Software.
Explanation:
The software that provides the mechanism to access the database is called Database Management Software.There are two types databases SQL and No SQL.There are various types of database Management Software present online for ex:-My SQL,Microsoft SQL server,Microsoft Access,Postgres SQL,Mongo DB etc.