Answer:
19/30
Step-by-step explanation:
1/5 + 2/15 + 3/10
We need the LCD of 5, 15, and 10. 
LCD = 30
1/5 + 2/15 + 3/10 =
= 6/30 + 4/30 + 9/30
= 19/30
Answer: 19/30
 
        
             
        
        
        
.70 * x = 9.1
.70/.70 * x = 9.1/.70
x = 13
        
             
        
        
        
Answer:
There are 9 dots. So 9.
Step-by-step explanation:
Just take my word for it.