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There are approximately 110 million households that use TVs in the United States. Each TV uses, on average, of power and is turned on for 6.0 hours a day. If electrical energy costs $0.12 per kWh, how much money is spent every day in keeping 110 million TVs turned on?

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Answer:

$5.94 million

Explanation:

Each TV uses 75 W of power.

The total Energy spent (E) per TV is kWH is:

[tex]E = 75*10^{-3}*6\\E= 0.45\ kWh[/tex]

The total cost (c) per TV is:

[tex]E= \$0.12 * 0.45\\E=\$0.054[/tex]

The total cost of keeping 110 million TVs turned on every day (C) is :

[tex]C= \$0.054*110,000,000\\C= \$5,954,000[/tex]

It costs 5.94 million dollars to keep 110 million TVs turned on each day.

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