Identify the most specific set to which each of the following numbers belongs:

Question

sqrt(144) -
0.121212... -
sqrt(47) -
0 -
-9 -

word bank:
Natural number
irrational number
whole number
integer
rational number

Answer 1

sqrt(144) - whole number

0.121212... - irrational number

sqrt(47) - irrational number

0 - rational number

-9 - integer

Answer 2

you can only use one of the words in the word bank once

Answer 3

sqrt(144) - whole number

0.121212... - irrational number

sqrt(47) - irrational number

0 - rational number

-9 - integer