1072kissw 1072kissw
  • 28-10-2020
  • Mathematics
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How many hours does it take to clean all the windows on the burj Khalifa

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ltassiborgeszenai036
ltassiborgeszenai036 ltassiborgeszenai036
  • 28-10-2020

Answer:

It takes three months to clean all the windows.

Step-by-step explanation:

The building is cleaned four times a year.

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