The ratio is 14:5, as 42 divided by 3 is 14 and 15 divided by 3 is 5.
        
             
        
        
        
Answer:
Exponential 
Step-by-step explanation:
Ir's exponential because linear would mean it is increasing by a specific number every year, in which this case does not. Quadratic would mean a vertex form would need to be used, and with the information given , that could not happen. 
 
        
             
        
        
        
Answer:
10/33 or 0.30
Step-by-step explanation: