C-01-Q104mediumsingle_mcq
Out of 30 students, 19 took Economics, 17 took Geography, 11 took Civics, 12 took both Economics and Geography, 4 took both Civics and Geography, 7 took both Economics and Civics, 3 took all three. How many took none?
Out of 30 students, 19 took Economics, 17 took Geography, 11 took Civics, 12 took both Economics and Geography, 4 took both Civics and Geography, 7 took both Economics and Civics, 3 took all three. How many took none?
- a0
- b3
- c5
- d7