Question

4. A household uses the following electric appliances:
() Refrigerator of rating 400 W for ten hours each day
(ii) Two electric fans of rating 80 W each for twelve
hours each day. (iii) Six electric tubes of rating 18 W
each for 6 hours each day. Calculate the electricity bill
of the household for the month of June if the cost per
unit of electric energy is 5.00.​

Answer 1

the solution is in attachment...

hope it will help u..