Solve graphically \(x-y\le 2;x+2y\le 8;x,y\ge 0\)

4

(a)

Solve the inequalities \(3x+2y\le 12,x\ge 1\ and\ y\ge 2\) graphically.

4

(a)

Solve the inequalities \(x+y\le 9,y>x \ and \ x\ge 1\) graphically. 

4

(a)

Solve the inequality 5x+2y\(\le\)10 graphically

4

(a)

Solve 4x-y>0 graphically.

4

(a)

Solve the inequalities graphically: 2x +y \(\ge\) 6, 3x +4y \(\le\)12

5

(a)

Solve the inequalities graphically x +y \(\le\) 6, x + y \(\ge\) 4

5

(a)

Solve the inequalities graphically 3x +4y \(\le\) 60, x +3y \(\le\) 30, x \(\ge\)0, y \(\ge\) 0

5

(a)

Solve the inequalities graphically 2x +y \(\ge\) 4, x + y \(\le\) 3, 2x -3y \(\le\) 6

5

(a)

Solve the inequalities graphically x +2y\(\le\)10,x+y\(\ge\)1,x-y\(\le\)0,x\(\ge\)0,y\(\ge\)0

5

(a)

How many litres of water will have to be added to 1125 litres of the 45% solution of acid so that the resulting mixture will contain more than 25% but less than 30% acid content?

5

(a)