Question

1.
A survey was conducted with 120 students in a school to see how many students were members of extra-curricular clubs. The following results were recorded for the jazz band, drama club and rowing team:
10 students were not members of any of the three clubs
50 were members of the jazz band;
50 were members of the drama club:
50 were members of the rowing team:
15 were members of the jazz band and drama club;
10 were members of the drama club and rowing team;
20 were members of the jazz band and rowing team.

Draw a Venn diagram and use it to find how many students were members of all three clubs.​

Answer 1

Answer:

$675.. \frac{ {. < \frac{ < .2 \\ \\ \\ \\ \\ \\ \\ }{?} }^{2} }{?}$