The solution set of 4x - 3 ≤ 5, where x ∈ N, is :

1. {1}

2. {1, 2}

3. {0, 1, 3}

4. none of these

The solution set of 3x + 1 > 5x - 7, where x ∈ R, is :

1. {x : x < 4, x ∈ R}

2. {x : x > 4, x ∈ R}

3. {x : x < 8, x ∈ R}

4. {x : x > -4, x ∈ R}

Find the values of x in the inequation 3x - 2 > 9x - 16, where x ∈ I.

1. {-2, -1, 0, 1, 2}

2. {2, 3, 4, 5, ……}

3. {……, -2, -1, 0, 1, 2}

4. {……, -2, -1, 0, 1, 2, 3}

The largest value of x for which, 3(x - 2) ≤ 6 - x, where x ∈ W, is :

1. 3

2. 4

3. 6

4. none of these