Question

Calculate the electricity bill amount for a month of 30 days, if the following devices are used as
specified :
a) 5 bulbs of 60W for 6hrs
b) 6 tube lights of 40 W for 8 hrs
c) A T.V. of 100 W for 4 hrs
d) 2 refrigerators of 620 W for 24 hrs
( the cost per unit is Rs 3.50 )

Answer 1

Answer:

Explanation:

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