Answer:
1.5 per minute 
Step-by-step explanation:
unit rate is how many in 1 minute so 45 divided by 30 is 1.5 and if you want to check your answer do 1.5 x 30 which is 45
 
        
             
        
        
        
5 is the answer because it is a full number
        
             
        
        
        
X=cubic root 2/27
Glad to help
        
                    
             
        
        
        
Answer:
=5
Step-by-step explanation:
(5)=-7/2(-2)-7
5=7-7
=5