Calculate the advertising elasticity of sales if 'A' denotes advertising expenditure and 'S' denotes sales
S₁ = Rs. 40,000       A₁ = Rs. 200
S₁ = Rs. 50,000       A₁ = Rs. 190

A. Bonus theory B. Normative theory C. System theory D. Accounting theory

A. Accounting Theory B. Pricing Decision, Policies and Practices C. Capital Management D. Profit Management

A. 1, 2 and 3 B. 2, 3 and 4 C. 1, 2 and 4 D. 1, 3 and 4

A. Profit management B. Accounting theory C. Pricing policies D. Production analysis