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TheUnknownScientist

Answer:

The answer is 0.005 KWh

Explanation:

Given;

  • A hair dryer uses 20KJ of energy.

To Find;

  • The ammount of KWh = ?

Formula;

  • Divide the energy value by 3600

Now,

Divide the energy value by 3600

20 ÷ 3600 = 0.005 KWh

Thus, The answer is 0.005 KWh

-TheUnknownScientist 72