If 10 unit cost `₹ 36` to produce and `12` units cost `₹ 50`, then marginal cost is equal to `₹ 14`.

Average Marginal cost is

The total cost of producing 9 units of output is ₹ 85 . If average total cost of producing 10 units is ₹ 10 , then what will be the marginal cost of producing this level of output ?

The information about the total cost for a firm is given below : From this information find out : (a) Average fixed cost of producing 3 units, (b) Marginal cost of producing 4^(th) unit, (c ) Output level when marginal cost is greatest , (d) Total variable cost of producing 5 units, (e) Average variable cost of producing 3 units, (f) Averge total of producing 4 units.