CBSE Guess > Papers > Important Questions > Class XII > 2010 > Economics > Economics By Ms Rinky Ganguly
CBSE CLASS XII
SECTION - A
Q. 1. Given the fixed cost=rs12.calculate TVC,TC,&AVC from the following data:
| Output(units): | 1 | 2 | 3 | 4 | 5 | 6 |
| MC(RS) | 9 | 7 | 2 | 4 | 8 | 12 |
Q. 2 . The following table shows the total cost schedule of a competitive firm .price =10.calculate total profit at each level of output.find the profit maximizing level of output.
| Output(units): | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 |
| TC(RS) | 5 | 15 | 22 | 27 | 31 | 38 | 49 | 63 | 81 | 101 | 123 |
Q. 3 . A CONSUMER BUYS 70 UNITS OF A COMMODITY AT APRICE OF RS7 per unit.when price falls to rs 6 per unit he buys 90 units.find out whether the demand for the commodity is elastic or inelastic.
SECTION - B
Q. 4 . WITH AN INCREASE IN INVESTMENT by rs. 100crore national income of a country increase by rs 250 crore.find out the marginal propensity to consume.
Q. 5. calculate net value added at factor cost from the following data:
| items | rs (inlacs) | |
| i) | Sales | 800 |
| ii) | Purchase of machines (for installation in factory) | 500 |
| iii) | Purchase of raw materials | 450 |
| iv) | Subsidies | 50 |
| v) | Consumption of fixed capital | 60 |
| vi) | wages and salaries | 200 |
| vii) | change in stock | 40 |
Q. 6. (A)when mpc is 0.2 how much new investment is required to make the national income rise by rs .600 crore?calculate
(B)In an economy c=1000+0.5y and I=2000 Calculate
(i)equilibrium level of income
(ii)level of savings at equilibrium level of income
Q. 7. From the data given below ,calculate national income by
(i)income method
(ii)expenditure method
| items | rs (in crores) | |
| i) | govt. final consumption expenditure | 7341 |
| ii) | Indirect taxes | 8834 |
| iii) | Gross fixed capital formation | 13,248 |
| iv) | Mixed income of the self employed | 29267 |
| v) | Subsidies | 1,120 |
| vi) | Change in stocks | 3,170 |
| vii) | Operating surplus | 9637 |
| viii) | Consumption of fixed capital | 4,046 |
| ix) | Private final consumption expenditure | 51,177 |
| x) | exports of goods and services | 4,812 |
| xi) | net factor income from abroad - | 255 |
| xii) | compensation of employees | 23,420 |
| xiii) | imports of goods and services | 5,664 |
Paper By : Ms Rinky Ganguly
Email Id : rinky24@gmail.com
Ph No. : 09818035076
