Let's assume 
number of small notebooks =x
number of large notebooks =y
we are given 
total number of notebooks =31
so, we get 

now, we can solve for y 

we have 
Small notebooks cost $3.50 and large notebooks cost $5.00
she has $134 to spend
so, we get 

now, we can plug y 





now, we can find y 


so, 
number of small notebooks is 14
number of large notebooks is 17.............Answer
 
        
                    
             
        
        
        
Answer:
It should be Volume of water
 
        
             
        
        
        
It is equal because every 2000 pounds is 1 ton and 18000lb divided by 2000 equals 9.
        
                    
             
        
        
        
Your answer would be 3 and 1/8
        
             
        
        
        
Answer:
4 by 2
Step-by-step explanation:
you can basically guess and check with this question but I knew if it was a rectangle then 2 sides would be larger than the other. So I started off figuring out what times what equals 8 and I got 2 and 4. So I put those in for the side lengths and I got 12.