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}

The solution set of 4x - 9 ≥ 7, where x ∈ {1, 2, 3, 4, 5, 6, 7, 8}, is :

1. {1, 2, 3, 4}

2. {4, 5, 6, 7, 8}

3. {1, 2, 3}

4. {5, 6, 7, 8}

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

If x is a negative integer, then find the solution set of 3 + 2(x + 1) > -1.

1. {-3, -2, -1}

2. {-2, -1}

3. {-1}

4. none of these