Solve `-12xgt30`, when:
(i) x is a natural number
(ii) x is an integer.

Solve quad 24x<100 when (i) x is a natural number.(ii) x is an integer.

Solve quad 30x<200 when (i) x is a natural number,(ii) x is an integer.

Solve 5x-3<7, when ( i ) x is a natural number.(ii) x is an integer

Solve the following inequalities and show the graph of the solution set on number line: Solve: (a) -12xgt30 (b) 30xlt200 , when: (i) x in a natural number. (ii) x is an integer.

Solve -12x natural number.(ii) x is an integer

Solve quad 3x+8>2 when (i) x is a natural number.(ii) x is an integer

Write down the contrapositive of the following statements. (i) If x -y and y = 3, then x=3 . (ii) If n is a natural number then n is an integer. (iii) If all the three side of a triangle are equal, then the triangle is equilateral. (iv) If x and y are negative integers, then xy is positive. (v) If natural number n is divisible 6 by then is divisible by 2 and 3. (vi) If it snows, then the weather will be cold. (vii) If x is a real number such that 0 lt x lt 1 , then x^(2) lt 1

Solve -4xgt16, " when "x inZ .

Solve 3x + 8 gt 2 , when (i) x is an integer. (ii) x is a real number.

Solve 3x+5ltx-7 , when: (i) x is an integer (ii) x is a real number. Show graph of the solution set on the number line in both cases.