Find the cost of running a 60W lamp for 24 hours. If 1kW hr cost 5 naira
- 14.4 naira
- 12.5 naira
-
7.2 naira
- 2.0 naira
The correct answer is: C
Explanation
Cost = P(Kwh) x Cost per KW= \(\frac{60 \times 24}{1000} \times N5 = N7.2\)