The cleanup of the World Trade Center site following the September 11, 2001, attacks took nearly eight months, with the official recovery operations concluding in May 2002. The effort involved thousands of workers, including firefighters, police, and volunteers, who sifted through debris to recover remains and personal belongings, while also ensuring safety and environmental standards were met. The extensive operation faced numerous challenges, including hazardous materials and the sheer volume of debris, which totaled around 1.8 million tons.
20 minus 9 is 11.
-97
The numbers are -12, -11, -10 and -9.
No. Numbers divisible by 9 have digits that add up to a multiple of 9. 2+3+6=11, which is not a multiple of 9.
88
This is the real answer for how long did it take to clean up the 9/11 mess.It took ...................8 mouths and 19 Day's is so sad about 9/11
5 months
8 months 19 days
like about 9 or 10 hours. Or a lot more if you use a wipe.
Ask Gilby - 2003 Clean-Up 3-9 was released on: USA: 2008
20 minus 9 is 11.
-97
The numbers are -12, -11, -10 and -9.
The morning of September 11, 2001.
9, 4, and 11 are three dimensionless numbers. Yes, they can represent the lengths of the sides of a triangle. You can take three straight sticks, cut them to lengths of 9, 4, and 11 inches, then lay them down on a table so that the ends hook up and they form a triangle.
2001
It is 11*9 = 99