State and explain the law of supply with the help of a hypothetical schedule and diagram.

Explain the law of diminishing returns with the help of a hypothetical schedule and diagram.

Explain the concept of marginal cost with the help of a hypothetical schedule and diagram.

Explain the law of demand with the help of an imaginary schedule and diagram.

Explain the concept of supply schedule and supply curve with the help of a hypothetical schedule and diagram.

Explain, in brief, the meaning of variable cost with the help of a hypothetical schedule and diagram.