By viewing equivalent ratios and rates as deriving from, and extending, pairs of rows (or columns) in the multiplication table and by analyzing simple drawings that indicate the relative size of quantities.
        
             
        
        
        
Answer:
36
Step-by-step explanation:
Because the bases are the same we can just subtract the exponents to get us 6² or 36.
 
        
             
        
        
        
Answer:
After increasing their employees by 18% they will now have 531 total employees.
Step-by-step explanation:
0.18 x 450 = 81
81 + 450 = 531
 
        
             
        
        
        
Sum of a finite geometric series=a(r^(n) -1)/(r -1)
or 
sum of a finite geometric series=a(1 - r^(n))/(1 - r)
the Smiths would spend a total of $2928.2 on clothing in 4 years
        
                    
             
        
        
        
Recall that

There are three cases to consider:
(1) When 

, we have 

 and 

, so

(2) When 

 and 

, we get 

 and 

, so

(3) When 

, we have 

 and 

, so

So
