Class 12 Economics Market and Revenue Curves Notes and Important Questions
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Important Questions
A seller earns Rs. 700 from the sale of 10 units of a good. If s/he sells 1 more unit, her/his total revenue becomes Rs. 750, then find marginal revenue by using formula.
Answer the following questions based on the given table.
Unit of goods | Price / AR (Rs.) | TR (Rs.) | MR (Rs.) |
|---|---|---|---|
1 | 12 | - | - |
2 | 11 | - | - |
3 | 10 | - | - |
4 | 9 | - | - |
5 | 8 | - | - |
6 | 7 | - | - |
7 | 6 | - | - |
8 | 5 | - | - |
Complete the above table.
Identify the structure of market.
Draw total, average and marginal revenue curves from the completed table.
If a business firm sells 25 units of apple at per unit price Rs. 30, find Total Revenue by using formula.
A monopoly firm can sell as many goods as it wants by decreasing prices. Based on this information, prepare a table showing the firm’s total revenue, average revenue and marginal revenue. Draw the curves of average revenue and marginal revenue based on the table.
Answer the following questions based on the given table:
Unit of goods | Price in Rs. | TR (Rs.) | AR (Rs.) | MR (Rs.) |
|---|---|---|---|---|
1 | 25 | |||
2 | 20 | |||
3 | 15 | |||
4 | 10 |
(a) Complete the given table.
(b) Draw AR and MR curves from the completed table.
Answer the following questions based on the given table:
Units of sold goods | Price in Rs. | TR | MR (Rs.) | AR |
|---|---|---|---|---|
1 | 20 | |||
2 | 20 | |||
3 | 20 | |||
4 | 20 |
(i) Complete the given table.
(ii) Draw average and marginal revenue curves from the completed table.
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Exam
Past Question Analysis
Historical exam-pattern data from past NEB question papers — not a prediction of future questions.
3
Question Items
11
Total Marks
3
Papers Appeared In
| Year | Question Items | Marks |
|---|---|---|
| 2083 | 1 | 1 |
| 2081 | 1 | 5 |
| 2080 | 1 | 5 |
Also appears in 2 model questions (not counted above — model sets aren't actual NEB exam history).
This page covers Market and Revenue Curves, chapter 2 of 14 in the Class 12 Economics syllabus set by the National Examination Board (NEB). 7 important questions for this chapter are available, each with a full solution.
For subjects like this one, examiners tend to reuse similar question patterns year to year — comparing this chapter's important questions against recent old NEB papers is one of the more efficient ways to revise.