1.

A household uses the following electric appliances:(a) Refrigerator of rating 400 W for ten hours each day.​(b) Two electric fans of rating 80 W each for twelve hours each day.(c) 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 ₹ 3.00.

Answer» A household uses the following electric appliances:

(a) Refrigerator of rating 400 W for ten hours each day.

​(b) Two electric fans of rating 80 W each for twelve hours each day.

(c) 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 ₹ 3.00.


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