Calculate (i) Average Cost and (ii) Marginal Cost from the following table:
Units Produced 1 2 3 4 5 6 7
Total Cost 20 28 34 38 42 48 56
Average Cost
Marginal Cost
Answers
Given:
Unit produced: 1 2 3 4 5 6 7
Total cost: 20 28 34 38 42 48 56
To find:
Calculate (i) Average Cost and (ii) Marginal Cost
Solution:
MCₙ = TCₙ - TCₙ₋₁
AC = TC / Q
Unit Produced Total Cost Marginal Cost Average Cost
Q TC MC AC
1 20 20 20
2 28 8 14
3 34 6 11.33
4 38 4 9.5
5 42 4 8.4
6 48 6 8
7 56 8 8