WAEC Economics 1993 Past Questions
Practice each question, then open it to see the full details.
(a) Explain each of the following measures of central tendency
(i) mean;
(ii) median;
(iii) mode
(b) Calculate the mean, median and mode of the following set of numbers: 21, 22, 23,24, 25, 26, 23, 28, 29, 30, 24, 31, 34, 23
What are the factors that determine the price elasticity of demand for a commodity?
What are the likely reasons for government participation in the location of industries in Nigeria?
What functions do wholesalers perform for manufacturers?
Explain each of the following types of taxes:
(a) Proportional tax;
(b) progressive tax;
(c) regressive tax.
Outline the merits of a Joint Stock Company.
Highlight the economic effects of high population density in Nigeria.
How does the Central Bank exercise control over commercial banks?
Describe the problems facing agriculture in Nigeria.
Cost schedule of a firm
| Output | Total Fixed cost TFC(N) | Total Variable Cost TVC (N) | Total Cost TC (N) | Average Variable AVC(N) | Average Total ATC (N) | Marginal Cost MC(N) |
| 0 | 100 | 0 | 100 | 0 | 100 | - |
| 1 | 100 | 40 | 140 | - | - | - |
| 2 | 100 | 64 | 164 | - | - | - |
| 3 | 100 | 80 | 180 | - | - | - |
| 4 | 100 | 88 | 188 | - | - | - |
| 5 | 100 | 96 | 196 | - | - | - |
From the cost schedule in this table calculate the Average Variable Cost (AVC), Average Total Cost (ATC) and Marginal Cost (MC) of the firm. Show your working clearly.