The answer is D.
Find common factors of denominators.
15+10+4/20= 29/20= 1 9/20 :)
        
             
        
        
        
The algebraic expression 1/8y verbal expression is: one is
divided by the product of 8 and a number.
 
To decipher the mathematical information
in a problem, a verbal expression (or verbal model) uses
words. From a verbal model,
 an equation can often be
written.
 
        
             
        
        
        
Answer:
4c + 4c + 16c + 90 = 360
Add the like terms
24c + 90 = 360
Subtract 90 when taking it to the other side of the equal
24c = 270
Divide 270 by 24 to get ur answer.
c = 11.25
 
        
                    
             
        
        
        
So you said 20% is xx???
If 20% is xx or x^2 (x squared) then 100% must be 5x^2, since 20% times 5 would get you 100%.