Take 124,000 books and multiply it by the percentage of children fiction which is 23% 
124,000 x 0.23 = 28,520 children fiction books
        
             
        
        
        
Answer:
s = 41 cm
Step-by-step explanation:
Since all the sides on a square are equal, we can use this formula for perimeter:  P = 4s
Plugging in 164 gives us 164 = 4s, where solving for s gives us s = 41
 
        
             
        
        
        
B. I believe I just wanna get some points
        
                    
             
        
        
        
Answer:
Length = 6 cm    Breadth = 5 cm
Step-by-step explanation:
All I did was find the factors of 30, and look out for the one that also equals 22 when added. 5+5+6+6=22,  5x6=30.