Question

Electricity costs 6 cents per kilowatt hour. In one month one home uses one megawatt of electricity. How much will the electric bill be?

Answer 1

The electric bill of that home will be:

6000 cents or $ 60

Explanation:

The cost electricity is= 6 cents per kilowatt hour.

Now, it is given that:

In one month one home uses one megawatt of electricity.

We know that:

1 Megawatt= 1000 kilowatt

This means that:

Cost of 1 Megawatt= Cost of 1000 kilowatt

Cost of 1 kilowatt of consumed electricity= 6 cents

Hence, cost of 1000 kilowatt of consumed electricity= 6×1000 cents

i.e.

Cost of 1000 kilowatt of consumed electricity= 6000 cents.

i.e.

Cost of one megawatt of consumed electricity= 6000 cents.

Also, we know that:

1 cents= $ 0.01

i.e.

6000 cents= $ 60