Equal and Equivalent Sets

Q.

If A={$x:x=3n,n\in N,4\le n\le 6\}$ and B = {12, 15, 18}, then A and B are ___________.

1. equal sets

2. equivalent sets

3. disjoint sets

4. null sets

Q.

The sets,

$A=\{x:xϵN\text{and}13>2x+1\}$ and
$B=\{y:yϵNand1\le y<6\}$ are ________.

1. equal
2. null
3. None of the above
4. joint

Q.

If $A=\{1,8,27\}$ and $B=\{x:x=n^3,n\in N,n<4\},$then A and B are ___ sets.

1. equal

2. disjoint

3. infinite

4. singleton

Q.

The sets

$A=\{x:x\in N\text{and}13>2x+1\}$ and

$B=\{y:y\in Z\text{and}-30\le y<-25\}$ are ___ sets.

1. equal
2. equivalent
3. joint
4. null

Q.

If A = {Whole numbers less than 5} and B = {Natural numbers less than 6}, then A and B are ________.

1. equivalent sets

2. equal sets

3. null sets

4. singleton sets

Q. P = { x : –2 ≤ x ≤ 2, x $\in$ Z} and set of all even numbers upto 11 are an example of ______.

1. Equal sets
2. Disjoint set
3. Power sets
4. Equivalent sets

Q. Choose the correct pairs.

1. P={1, 2}&Q={a, b}
2. Equivalent sets
3. P={1, 2, 3...}
4. A={}
5. $A=\{\varnothing \}$
6. Infinite set
7. Null set
8. Singleton set

Q.

If A = {letters of the word CRICKET} and B = {letters of the word HOCKEY}, then A and B are ___.

1. equal sets

2. disjoint sets

3. infinite sets

4. equivalent sets