![Mathematics](/tpl/images/cats/mat.png)
Mathematics, 15.01.2021 01:00, BrianaK2137
A company has a large of computer assistants, each of whom is competent in the use of at least one of 3 utility packages; Word processor (W) Database Management system (D) and a Spreadsheet (S). A survey shows that 30 can use a word processor, 25 can use a Database Management system and 28 are competent in the use of a spreadsheet. Of the computer facility assistants who can use a Database Management System, 14 can also use a word processor while 6 have no other skill. 6 of the computer assistants can use a word processor and spreadsheet but not a database system. 4 have all three skills. Determine the number of computer facility assistants.
![answer](/tpl/images/cats/otvet.png)
Answers: 1
Other questions on the subject: Mathematics
![image](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 16:00, alannismichelle9
In the diagram, the ratio of ab to ae is (1/2) . what is the ratio of the length of to the length of ?
Answers: 3
![image](/tpl/images/cats/mat.png)
![image](/tpl/images/cats/mat.png)
![image](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 23:20, galaxyomg661p0edpt
8litres of paint can cover 129.6 m². how much paint is required to paint an area of 243m²?
Answers: 3
Do you know the correct answer?
A company has a large of computer assistants, each of whom is competent in the use of at least one o...
Questions in other subjects:
![Konu](/tpl/images/cats/mat.png)
![Konu](/tpl/images/cats/mat.png)
![Konu](/tpl/images/cats/mat.png)
![Konu](/tpl/images/cats/health.png)
![Konu](/tpl/images/cats/pravo.png)
Law, 09.04.2020 16:23
![Konu](/tpl/images/cats/en.png)
![Konu](/tpl/images/cats/mat.png)
![Konu](/tpl/images/cats/mat.png)
![Konu](/tpl/images/cats/User.png)