Question 1 Report
(a) State four characteristics of igneous rocks. .
(b) The table below illustrates the combined demand and supply schedule for maize.
Use it to answer the questions that follow.
| Price |
Quantity of maize demanded |
Quantity of maize supplied (kg) |
| 20 |
50 |
340 |
| 16 |
70 |
300 |
| 12 |
125 |
250 |
| 8 |
200 |
200 |
| 4 |
350 |
130 |
(i) Draw the demand and supply curves to show the equilibrium price of maize.
(ii) Determine the excess demand for maize at a unit price of ₦4.
(iii) Determine the excess supply for maize at a unit price of ₦12.