Question

An electric heater is rated at 2kW. What would be the cost of using it for 2 hours daily for the month of september, if each unit costs rupees 4.00. Select one:

a. 483 rupees.

b. 480 rupees.

c. 481 rupees.

d. 482 ruppes​

Answer 1

Answer:

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Explanation:

The total energy consumed= 2kW x 2(Time given 2hrs) x 30(september has 30 days.)

                                      =120kW

So total cost=4 x 120=Rs480

Answer 2

( B ) 480 rupees answer

Explanation:

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