Sorry, my answer was wrong. I can't delete it so as not confuse anybody i changed it to this.
 
        
                    
             
        
        
        
0.0006 would be your answer based on the order you put them in.
        
             
        
        
        
Answer:
see steps
Step-by-step explanation:
New price  was increase from 100% to 109% at £1800.
By proportionality,
old price / 100% = 1800 / 109%
Cross multiply to get
old price = $1800 * 100% / 109% = £1651.38
 
        
                    
             
        
        
        
Answer:
-3x² +6x -1 = 0
Step-by-step explanation:
x2 - 2x + = 4(x2-2x +1)-3
x² - 2x = 4x²-8x +4 - 3
x²-4x²-2x+8x = 4-3
-3x² +6x = 1
-3x² +6x -1 = 0
 
        
             
        
        
        
Answer:
40%
Step-by-step explanation:
52/130 =.4
.4 x 100=40