I really need help with this

Answer:
I won't do your homework for you, but I will walk you through one of them.
The answer for number 14 is 4/9 = 16/36
Step-by-step explanation:
1. We know both denominators. They are 9 and 36. 9 x 4 = 36.
2. Multiply that 4 in the numerators. 4 x 4 = 16
Answer:
1. 24
2. 6
3. 12
4. 40
5. 6
6. 20
7. 2
8. 16
9. 32
10. 4
11. 42
12. 45
13. 32
14. 16
15. 24
16. 63
17. 8
18. 40
19. 48
20. 35
Explaining it:
Divide the numerator or denominator by the first fraction blank.
Ex: say the first fraction is 2/8. The fraction on the other side is ?/24 ( the question mark will be the blank/ variable in this situation ). Divide that 24 by 8. You should get three. Then multiply that 3 bye two to get your ?/ answer.
Please consider giving this brainlest, and hope this helped you out! ^^