problem 1:

Sketch a Demand curve for an inferior good.

problem 2:

Sketch a Demand curve for a superior commodity.

problem 3:

Sketch a Demand curve, when two goods are substitutes.

problem 4:

Sketch a Demand curve, when two goods are the complimentary.

problem 5:

Demonstrate increase and decrease in demand with the aid of graph.

problem 6:

Demonstrate Extension and contraction in demand with the aid of graph.