Use the information below to answer the question.
Aug. 1 Received 20 units at N60 each
Aug. 6 Received 20 units at N68 each
Aug. 10 Issued 16 units
Aug. 20 Received 40 units at N80 each
Aug. 31 Issued 48 units
A. N80
B. N74
C. N64
D. N60
Correct Answer:
Option A – N80

![Five 80-W and three 100W are run for 8 hours. If the cost of energy is N5.00 per unit, calculate the cost of running the lamp. [1 unit = 1 kWh] Five 80-W and three 100W are run for 8 hours. If the cost of energy is N5.00 per unit, calculate the cost of running the lamp. [1 unit = 1 kWh]](https://erudites.ng/wp-content/plugins/contextual-related-posts/default.png)