Fourths

 
Halves
 
 
1/2 is blue and 1/2 is yellow.
Thirds
     
1/3 is blue, 1/3 is yellow and 1/3 is green.
Fourths
   
   
1/4 is purple, 1/4 is blue, 1/4 is yellow and 1/4 is green.
 
Eighths
 
       
       
The rectangle is divided into Eighths. 
Each colored box is 1/8 of the the total.
Tenths
 
         
         
The rectangle is divided into Tenths. 
Each colored box is 1/10 of the total.







What Fraction of the rectangles are Blue?