The demand for beans in bags is given by the function Q – 36 + 0.4P = 0.
Where P is price in naira and Q is quantity.
Find Q when P = 20 naira.
- 12 bags
- 24 bags
-
28 bags
- 30 bags
The correct answer is: C
Explanation
Q - 36 + 0.4P = 0
Q = 36 - 0.4(20)
36 - 8 = 28