SOLUTION
We are to obtain the total number of red balls and it fraction.
Fron the questions, the number of colored circles are
[tex]30[/tex]Since 1/5 of the circles are red, the the fraction of red circles is
[tex]\frac{1}{5}[/tex]The number of red circles will be
[tex]\frac{1}{5}\times30=\frac{30}{5}=6[/tex]Therefore
Answer: There are 6 red circles and it fraction is 1/5