Algebra, NAPA4CA21
Algebra, NAPB4CA16
Algebra, NAPE4CA25 SA
Algebra, NAPC4CA10
Algebra, NAPD4CA10
Billy is setting up tables for a comedy night at his club.
An X is placed for every available seat at a table, as shown below.
Which of these rules can be used to work out how many people can sit on any row of tables?

`text(number of tables) xx 6` 

`text(number of tables) ÷ 2  2` 

`text(number of tables) xx 4 + 2` 

`text(number of tables) xx 4  2` 