Economics cpt- avrage fix cost

UMANG SHAHI (student) (98 Points)

04 November 2015  
need an explanation to this simple question. please help! output- 0 1 2 3 4 5 6 total cost- 240 330 410 480 540 610 690 the average cost of 2 units of output is? A) rs 80 B) rs 85 C) rs 120 D) rs 205 ans. (C)