MATHS TRUE / FALSE

State true or false for the following. Corrent the wrong statement.
If B = {1, 5, 51, 15, 5, 1}, then n(B) = 6.

State true or false for the following. Corrent the wrong statement.
If T ={a, l, a, h, b, d, h), then n(T) = 5

State true or false for the following. Corrent the wrong statement.
n(Φ) = 1

State true or false for the following. Corrent the wrong statement.
If A = {0}, then n(A) = 0

{.., -5, -3, -1, 1, 3, 5, ..} is a finite set

{x : x is positive and x < 0} is the empty set.

{Even natural numbers divisible by 3} is the empty set

{Odd numbers divisible by 2} is the empty set

{Whole numbers between 15 and 16} = {Natural numbers between 5 and 6}

{x : x is a natural number less than 1} is the empty set

{ – 32, – 28, – 24, – 20, ……….. , 0, 4, 8, 16} is an infinite set

{…., -8, -4, 0, 4, 8} is a finite set.

Is the following set is empty?
{0}

Is the following set is empty?
Set of even numbers which are not divisible by 2

Is the following set is empty?
Set of odd numbers between 7 and 9

Is the following set is empty?
Set of odd numbers between 7 and 19

Is the following set is empty?
Set of counting numbers between 5 and 6

If M is the set of letters used in the word ‘MUMBAI’, then: M = {m, u, b, a, i}

If P is the set of letters in the word ‘ROOP’; then P = (p, o, r)

Collection of vowels used in the word ‘ALLAHABAD’ forms a set

Sets {8, 3} and {3, 3, 8} are the same

Sets {5, 4} and {5, 4, 4, 5} are not the same

Sets {0, 1, 3, 9, 4} and {4, 0, 1, 3, 9} are the same.

Sets {4, 9, 6,2} and {6, 2, 4, 9} are not the same

If set A = {2, 3, 4, 5, 6}, state whether the following statement is true or false:
2, 8 ∈ A

If set A = {2, 3, 4, 5, 6}, state whether the following statement is true or false:
3, 4, 7 ∈ A

If set A = {2, 3, 4, 5, 6}, state whether the following statement is true or false:
5, 6 ∈ A

If set A = {2, 3, 4, 5, 6}, state whether the following statement is true or false:
2 ∈ A