Sets and natural numbers 2

Which of the following is not a set?

• The set of boys wearing the school uniform.

• The set of even numbers

• The set of students wearing red dress

• The set of the colors of the rainbow

Tags

CCSS.K.MD.B.3

Which of the following is not an element of A = {b, g, 5, 8, 12}}

• c

• 12

• g

• 8

What is the cardinal of the set, H = {w, o, n, d, e, r, f, u, l}

• 10

• 9

• 8

• 7

Tags

CCSS.1.NBT.A.1

A set is a collection of specific, related and well-defined distinct objects.

• True

• False

Which of the following is the symbol for null set?

• ∅

•  $\subset$  

•  $\in$  

•  $\not\subset$  

Which of the following means proper subset?

•  $\subset$  

•  $\subseteq$  

•  $\in$  

• =

Which of the following is the symbol for element of?

• ∅

•  $\subset$  

•  $\in$  

•  $\not\subset$  

< says:

• greater than

• less than

• greater than or equal to

• less than or equal to

Tags

CCSS.K.CC.C.6

CCSS.K.CC.C.7

How do you write "the complement of A"?

• n(A)

• (A)

• $\forall$

• A'
  

Tags

CCSS.HSS.CP.A.1

What does this symbol ( ∪ ) represent in set theory?

• Union

• Intersection

• Disjointed

• Subset

Tags

CCSS.HSS.CP.A.1