You add them and then divide by how many numbers there are. 
a. (3+43)/2 = 23
b. 0 
c. -1
        
                    
             
        
        
        
Answer:
116.87
Step-by-step explanation:
c=

 
        
             
        
        
        
The three slices are each approximately 1/9 pound in weight, and, since 2/9 is less than 1/4, he can eat 2 whole slices and be okay. If he wants to eat partial slices, then he could eat 2 1/4 slices, as each slice weighs 4/36 pounds, so 2 slices would equal 8/36 pounds, leaving 1/36 pound left over in his diet, which is a quarter of the third slice. 
2.25
        
             
        
        
        
ab+bc>can is the correct answer
 
        
             
        
        
        
Answer: $18.90
Step-by-step explanation: