GRADE 7 SETS

An object or member in a set is called __________

• an element

• an item

• a person

• a thing

What type of set is denoted as either { } or Ø?

• Super set

• Finite set

• Empty(Null) set

• Infinite set

The set of all whole numbers is not a well-defined set?

• True

• False

Set Q contains the letters in the word SISTER. Which of the following is set Q?

• Q = { S, T, R }

• Q = { I, E }

• Q = { S, I, S, T, E, R }

• Q = { S, I, T, E, R }

If D = {Former prime ministers of Jamaica}, then D is:

• an empty set

• a well-defined set

• a not well-defined set

• an infinite set

We use lower case letters to name a set.

• True

• False

A group or collection of objects is called

• a set

• an element

• a list

1. The set of vowels in English alphabet contains elements

• {a, b, c, d, e, f}

• {p, q, r, s, t}

• {l, m, n, o, p}

• {a, e, i, o, u}

What best describe the relationship between set M and N if

M = {P, Q, R, S, T} and N = {A, B, C, D, E}.

• Subsets

• Intersecting sets

• Disjoint sets

• None of the above

If A = {even numbers less than 13}, then

• A = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13}

• A = {1, 3, 5, 7, 9, 11}

• A = {2, 4, 6, 8, 10, 12}

• A. A = {2, 4, 6, 8, 11,}