Answer: 22/20 in simplest form would be 11/10.
Step-by-step explanation:
To find simplest form, you need to reduce the fraction down by a common factor, for instance 2. 22/2 is 11 (which is your numerator) and 20/2 is 10 (which is your denominator). 
 
        
                    
             
        
        
        
17. 9
18. 12
19. 16
20. 56
21. 143
22. 14
23. 27
24. 7