A bag contains \(4\) red ball, a white ball and a yellow ball, all the balls being of the same size. Dhanya takes out a ball from the bag without looking into it. What is the probability that she takes out the
(i) a red ball \(=\)
(ii) a white ball \(=\)
(iii) a yellow ball \(=\)
[Note: Enter the answer up to \(1\) decimal place.]