40 POINTS! Help me with this question! 9 MINUTES REMAINING! Also, the choices for the one drop-down menu are Vertical, Complimentary, and Supplementary.

The administrator of a large assisted living facility wanted to know the average age of the residents living at the facility. he randomly selected 12 residents and determined their age, listed here: 80, 65, 75, 83, 68, 73, 88, 79, 94, 72, 79, 68 what's the average age of the sample of residents? a. 79 years old b. 68 years old c. 75 years old d. 77 years old

Order the measurements from the least to the greatest. 2,720 ml , 24.91 l , 0.0268 kl

Awindow washer cleans 42 windows in 2 hours. at this rate, how many windows did he clean in 180 minutes.