There are 60 minutes in one hour.
Divide 60 minutes by 10 minutes.
You get 6. That means you would need 6 recycled bottles to power a washing machine for one hour (that will be awesome if that were the case).
Have an awesome day! :)
In order for you to find the decimal for this problem you would have to divide both of the numbers from each other.
So for this problem you have to
Problem →

Write them out → 93 ÷ 20
Answer → 4.65
So, that means that your answer is
4.65
Tell me if the answer was true