How can you add pairs of numbers to the table?

Answer 1

Well you can use the rule to fill in the questions
Like x=5 and your answer y=15 the rule for this is multiply by 5

Answer 2

To add pairs of numbers to a table, you would typically create two columns: one for the first number in each pair and another for the second number. Then, simply list the pairs in corresponding rows within these columns to populate the table with the data.