Answer:
1. 30 → real, rational, integer, whole number, natural number
2. •11 → real, irrational
3. 5 ⁴/7 → real, rational, integer
4. √21 → real, irrational
5. 0 → real, rational, integer, whole, natural
6. -√9 → real, rational, integer, whole
7. 6/3 → real, rational, integer, whole, natural
8. π → real, irrational
9. 5⅔ → real, rational, integer
Step-by-step explanation:
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