10.

13.

12.

2 C 60214
The sufficient condition for maximum is :
(8) f" (x)>0. (b) f(x) >0.
(€) ` †" ॐ = 0. (१) f" &)<0.

Marginal utility for the utility function U = 20x‘ + 7x? + 13x” +12x+9 is:
(a) 8025-72-13. (b) 80x? + 21x? + 26x +12.

(८) 803 + 12. (6) 80x? + 2122 + 132.
In order to maximize profit, a firm must choose the output level such that its :

(a) MRMC.

(८) 22% - 10. (d) 358 ۴(0.

If the production function is a linear homogeneous production function then the elasticity of
substitution between capital and labour is :

(a) 0. (b) Greater than one.
(c) Less than one. (d) Equal to one.
Linear Programming as an economic we was first developed and applied by :
(a) Prof. Danzig. (b) Von Neumann.
(c) Morgenstern. (d) Prof. W.W. Leontif.

The quantity of the supply of a product at a given price depends upon the nature of its :

(a) AC curve. (b) MC curve.
(€) MR curve. (d) AR curve.
Input-Output analysis assumes :
(a) Increasing returns to scale. (b) Diminishing returns to scale.
(€) Constant returns to scale. (d) None of the above.

(12 x %=6 marks)