Answer:
I would go with less than 
i hope this helps
 
        
             
        
        
        
Answer:
smaller number is 10
larger number is 39
Step-by-step explanation:
a = small number
b = larger number
a + b = 49
2a = 3b - 97
substitute 49-a into second equation for b
2a = 3(49-a) - 97
2a = 147 - 3a - 97
5a = 50
a = 10
b = 39
 
        
             
        
        
        
Answer:
-2
Step-by-step explanation:
9+n/4= -15
cross multiply
9+4-15=n
13-15=n
n=-2
 
        
             
        
        
        
If you divide the larger lake's size by the smaller lake's size, you'll get the answer. 
890/80=11.125
Rounds off to 11.13
Answer C
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example, 10/2=5. 10 is 5 times larger than 2.
        
                    
             
        
        
        
You have a 50% chance of getting a blue marble and a 50% chance of getting a yellow marble