8 All 66 students in a drama group take part in at least one of the four activities given below.
acting (4) dancing (D) singing (S) stage management (M)
Of these 66 students
11 take part in acting, dancing and singing
17 take part in acting and singing
14 take part in dancing and singing
16 take part in acting and dancing
33 take part in singing
37 take part in acting
29 take part in dancing
Any student who takes part in stage management does not take part in acting, dancing
or singing.
(a) Show all this information on the Venn diagram, giving the number of students in
each subset.