First Year Sets

Which symbol is used to represent the null set? Select all correct answers.

• {}

• ∉

• ∅

• #

∈ means

• is an element of

• is not an element of

• is a subset of

• is not a subset of

# means

• is an element of

• the null set

• is a subset of

• number of elements in

Which of the following are mathematical sets? Select all correct answers.

• The subjects you study at school.

• The days of the week.

• The tall people in your class.

• Animals that run fast.

Students in a First Year class were asked if they liked Maths or Science. The results are shown in the Venn diagram. How many students like Maths only?

• 4

• 8

• 3

• 12

Students in a First Year class were asked if they liked Maths or Science. The results are shown in the Venn diagram. How many students like Science only?

• 4

• 2

• 3

• 12

Students in a First Year class were asked if they liked Maths or Science. The results are shown in the Venn diagram. How many students like Maths and Science?

• 12

• 2

• 8

• 11

Students in a First Year class were asked if they liked Maths or Science. The results are shown in the Venn diagram. How many students like neither Maths nor Science?

• 4

• 3

• 8

• 2

Name the shaded region in the Venn diagram.

• P∪Q

• P∪Q∖P∩Q

• P∩Q

• P∖Q

Name the shaded region in the Venn diagram.

• P∩Q

• P∪Q

• P∖Q

• Q∖P