Answer:
104.925 cents
Explanation:
It is given that the hair dryer is used for 28 minutes per day
So [tex]\frac{28}{60}=0.4666hour\ per\ day[/tex]
As it is given that one month = 30 days
So total time in which hair dryer is used = 30×0.4666=13.99
The rating of the hair dryer is =1500 W=1.5 KW
So the the total power used =1.500×13.99=20.985 kWh
It is given that it cost 5 cent per kWh so total cost =20.985×5=104.925 cents
It is