Mathematics, 26.10.2020 18:20, neash19

A window-washing crew can finish 15 windows in 18 minutes. If this crew was assigned to wash all the windows on the outside of the Burj Khalifa, how long will the crew be washing at this rate?

Height: 2,722 ft (829.8 meters)
Tallest artificial structure in the world (as of January 2016)
154 usable floors, 9 maintenance floors, 46 spire levels, 2 below-ground parking lots (Wikipedia)
57 total elevators
It took 6 hours for an individual to climb to the top of the Burj Khalifa in 2011
24,348 windows

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A window-washing crew can finish 15 windows in 18 minutes. If this crew was assigned to wash all th...