Question

An electric toaster consumes 108 kilo watts per
hour. The cost of electricity is Rs. 5 per kWh
(kilowatt hour). What is the total cost incurred if
the toaster is operated for 15 minutes?
19
Note: Re. 1 = 100 paise​

Answer 1

Answer:

1hour= 60 minutes

60 minutes = 108

dividing 4 both side

60/4 = 108/4

15=27

cost of electricity= 27x5= Rs.135