Sequences and Sets

Find the next three terms of the following sequence

27, 23, 19, 15,

Here are the first four terms of another sequence:

–1 2 5 8

Write down the nth term of this sequence.

• 3n-4

• 2n-3

• n-2

• 4n-5

Find correct answer for shaded region

The universal set is: {students in a class}.

V = {students who like volleyball}.

S = {students who play soccer}.

There are 30 students in the class.

The Venn diagram shows numbers of students.

Find x

List the members of each of the following sets.

R = {x : x is a multiple of 3, 16 < x < 32}

• rational

• irrational

• neither

• either

If B is the set of letters in the word ‘KYRGYZSTAN’, then which of the following is true?

• B = {K, Y, R, G, Y, Z, S, T, A, N}

• B = {K, Y, R, G, Z, S, T, A, N}

• B = {K, R, G, Y, Z, S, T, A, N}

• B = {K, R, G, Y, S, T, A, N}

Write the given recurring decimal as a fraction in its lowest terms.

Write the given recurring decimal as a fraction in its lowest terms.

True or False?

If B = {primes less than 12}, then n(B) = 4

• True

• False