Answer:
1) if b = 5
Answer: never a repeating decimal.
2) if b = 6
Answer: sometimes a repeating decimal
3) if b = 7
Answer: Always a repeating decimal
4) if b = 8
Answer: Sometimes a repeating decimal
5) if b = 9
Answer: Always a reapeating decimal.
Explanation:
1) if b = 5
Answer: never a repeating decimal.
2) if b = 6
Answer: sometimes a repeating decimal
3) if b = 7
Answer: Always a repeating decimal
4) if b = 8
Answer: Sometimes a repeating decimal
5) if b = 9
Answer: Always a reapeating decimal.