The total output generated by the first four units of variable input is 200 units, 350 units, 450 units and 500 units. The marginal product of the third unit of input is :

The total output generated by the first four units of variable input i

1.	The total output generated by the first four units of variable input is 200 units, 350 units, 450 units and 500 units. The marginal product of the third unit of input is :
Answer» 50 units 100 units 150 units 200 units Answer :B