Answer:
7 X 5 
You use multiplacation to find the total number of blocks
 
        
             
        
        
        
Proportional:
4/7 and 10/17.5
2/3 and 9/12
18/8 and 9/4
NOT proportional:
3/8 and 6/141
7/5 and 27/50
        
                    
             
        
        
        
2^3 = 2 x 2 x 2 = 8
your answer is 8
hope this helps
        
                    
             
        
        
        
Answer:
The point (2, -1 ) is not on the graph of the line.
Step-by-step explanation:
3x–4y–12=0 
3*2 - 4*(-1) - 12= 0
6 + 4 - 12 =0
10 - 12 = 0
- 2 = 0 , false, so the point (2, -1 ) is not on the graph of the line.