Answer:bbbvghj
Step-by-step explanation:lhgggffv
 
        
                    
             
        
        
        
Answer:
D
Step-by-step explanation:
elves in 1000 years = elves now x (rate of increase)^time
elves increase every century. there are ten years in a century. thus time = 1000/100 = 10 years
144 x (3)^10 =  8,503,056 elves
 
        
             
        
        
        
Answer: C. 4.86
Step-by-step explanation:
Given :  The two rectangles below have the same height-to-width ratio. 
Since , width  of blue rectangle =  34 units
Height of blue rectangle = 21 units 
and  width of red rectangle =  w units
Height of red rectangle = 3 units 
Then,  
i.e. 
Hence, The value of w= 4.86