Answer:
sample 1: 75
sample 2: 86
Step-by-step explanation:
 
        
             
        
        
        
3.2 is the Length of y 7.5 is the length of z and the length of x is 12.5
        
             
        
        
        
Answer:16 weeks
Step-by-step explanation:Since we know Sam can make 20 paintings in 4 weeks we must add the weeks
8 weeks will be 40 paintings
12 weeks will be 60 paintings
16 weeks will be 80 paintings
Hence the answer is 16 weeks to create 80 paintings
 
        
                    
             
        
        
        
Answer:
120
Step-by-step explanation: