17. 2x<16 x=7 or lower
All I can help you with is #17,
sorry that I can't answer the other 3.
I hope this helped! :-)
        
                    
             
        
        
        
Answer:
five miles
Step-by-step explanation:
taxi A: for one mile: 10.75
taxi B: for one mile: 11.75
two miles: A: 12.25 B: 13
three miles: A: 13.75 B: 14.25
four miles: A: 15.25 B: 15.5
five miles: A: 16.75 B: 16.75
 
        
             
        
        
        
Answer:
54%
Step-by-step explanation:
 
        
             
        
        
        
Jack can give three apples to 18 friends and have 2 left over