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Answer:
17/20
Step-by-step explanation:
Total no. of beads = 6 + 3 + 11 = 20
We need RED or GREEN bead . 
So no. of beads needed = 6 + 11 = 17
So probability of getting GREEN or RED beads = 17/20
 
        
             
        
        
        
The gcf is 3 the lcm is 48 :^)
        
             
        
        
        
Answer:
The LCM of 16x^2 and 40x^2 is 80x^5
:) Good Luck
Step-by-step explanation:
 
        
             
        
        
        
So the Correct answer would be all three of them. 
This includes 27:18, 12:8, and 21:14.
The math behind this includes proportions. 
For instance, if you multiple 3 by 9, you get 37. You have to multiple 2 by 9 now, and you should get 18. This is how all three of the answers are correct!