The following pictograph shows the number of students playing different games in a school

Answer the following questions.
(i) Which is the most popular game among the students?
(ii) Find the number of students playing kabaddi?
(iii) Which two games are played by an equal number of students?
(iv) What is the difference between the number of students playing Kho-Kho and Hockey?
(v) Which is the least popular game among the students?