Answer:
1) 2
2)
or

3) 5
4) 3
5)
or

6)

7)
or

8)
or

9)

Explanation:
The reciprocal is the fraction flipped. To make sure it is a reciprocal though, multiply the original and the reciprocal. If it is the correct reciprocal, you will get 1 as your answer.
Hope it helps!