R - 10/3 + 1/2 = -11/6...if u multiply everything by the common denominator 6, it will get rid of the fractions.
(6)r - 6(10/3) + 6(1/2) = 6(-11/6)
6r - 60/3 + 6/2 = - 66/6...simplify
6r - 20 + 3 = - 11
6r - 17 = -11
6r = -11 + 17
6r = 6
r = 6/6
r = 1 <===
        
             
        
        
        
Answer:
4.62910049578
Step-by-step explanation:
variation is standard deviation squared 
variance = 21.428571428571
square root variance for answer.
 
        
             
        
        
        
I'm not sure if this is correct,
but, I got:
130cm x 100cm ?
13,000cm ?
        
             
        
        
        
Answer:
Step-by-step explanation:
C
 
        
                    
             
        
        
        
Answer:
1:3 is an example and for every two boy there are 5 girls is another example
Edited: I go out Five times as much as My sister does. My sister goes out only 3 times. Which is 15:1
I see 5 blue cars for every 6 red cars. Which is 5:6