It took an escalator 12 seconds to descend to the ground level. What is the domain of this graph?
Escalator Height
24
22
20
10
10
Height (feet)
0
01112
24
Time (seconds)
D
A. OS X 24
e
B. X20
C. OS XS 12
D. All real number

Suppose a laboratory has a 30 g sample of polonium-210. the half-life of polonium-210 is about 138 days how many half-lives of polonium-210 occur in 1104 days? how much polonium is in the sample 1104 days later? 9; 0.06 g 8; 0.12 g 8; 2,070 g

Apack of gum would be considered a(n) necessity luxury item small ticket item unaccountable expense

Hart manufacturing had six-month sales of $80 million, with $20 million of that amount from the internet. it set a goal to increase the percentage of total sales coming from the internet by 4 percent in the next six months. the results were total sales of $85 million. if the company meets its goal exactly, what will the dollar amount of internet sales be?