Is this possible?

impossible object by flickr user extranoise

This sentence is false.

In the Venn Diagram below shade each of the following sets.

(i) X' ∪ Y

(a) X ∩ Y (b) X ∪ Y(c) X

(d) Y'

(e) X \ Y (f) (X \ Y)' (g) X' ∩ Y'

(h) X \ Y'

http://math.uww.edu/faculty/mcfarlat/143venn.htm

VENN DIAGRAMS SELF TEST

In a group of students 12 are taking chemistry, 10 are taking physics, 3 are taking both and 5 are taking neither. How many students are in the group?

In a third-rate rock band, 3 people play guitar, 4 sing, 2 do both and 6 have no talent for singing or guitar so they do something else. How many are in the band?

Recently several students at DMCI were questioned about their favorite music groups, with the following results:

• 22 like Hole• 25 like U2• 39 like Third Eye Blind• 9 like U2 and Hole• 17 like Hole and Third Eye Blind• 20 like U2 and Third Eye Blind• 6 like all three• 4 like none of these performers

How many students were questioned?

# Points # Regions