y + (d) . If u xy , then y x u is (a) (b) y (c) x (d) . If u e x , then u is equal to (a) xe x (b) e x (c) e x (d) . Average cost is minimum when (a) Marginal cost = Marginal revenue (b) Average cost = Marginal cost (c) Average cost = Marginal revenue (d) Average Revenue = Marginal cost .
A company begins to earn profit at (a) Maximum point (b) Breakeven point (c) Stationary point (d) Even point . The demand function is always (a) Increasing function (b) Decreasing function (c) Non-decreasing function (d) Undefined function . If q = , then ¶ ¶ q p is (a) – (b) (c) (d) - - . If R = units / year, C = paise, C = ` , then EOQ is (a) (b) (c) (d) Miscellaneous Problems .
The total cost function for the production of x units of an item is given by C find the (i) average cost function (ii) marginal cost function (iii) marginal average cost fuction. . Find out the indicated elasticity for the following functions (i) p xe x , x > ; s (ii) p e , x > ; η d . Find the elasticity of supply when the supply function is given by x at p = .
. For the demand function p , find the marginal revenue and also show that MR η . The total cost function y for x units is given by y x x + . Prove that marginal cost[MC] decreases as x increases.
. For the cost function C = – find when the total cost ( C ) is increasing and when it is decreasing. . A certain manufacturing concern has total