PANDEMIC: How do víruses spread through a population? Act One: Spread It
1. In a small town of 200 people, imagine one person is infected with a contagious virus,
and that anyone who's infected spreads the virus to one new person each week Using
the table below, show how the infected and healthy populations change during the first
ten weeks of the outbreak.
Week
0
1
2
3
4
5
6
7
8
9
10
Infected
1
2.
4
8
16
32
64
128
256
Healthy
199
198
197
0

The areas of two similar triangles are 72dm2 and 50dm2. the sum of their perimeters is 226dm. what is the perimeter of each of these triangles?

Nikita wants to apply for student aid to fund her college education. arrange the steps involved in nikita’s application for financial aid

The resumâ´es of two male applicants for a college teaching position in chemistry are placed in the same file as the resumâ´es of two female applicants. two positions become available, and the first, at the rank of assistant professor, is filled by selecting one of the four applicants at random. the second position, at the rank of instructor, is then filled by selecting at random one of the remaining three applicants. using the notation m2f1, for example, to denote the simple event that the first position is filled by the second male applicant and the second position is then filled by the first female applicant, (a) list the elements of a sample space s; (b) list the elements of s corresponding to event a that the position of assistant professor is filled by a male applicant; (c) list the elements of s corresponding to event b that exactly one of the two positions is filled by a male applicant; (d) list the elements of s corresponding to event c that neither position is filled by a male applicant; (e) list the elements of s corresponding to the event a â© b; (f) list the elements of s corresponding to the event a âş c; (g) construct a venn diagram to illustrate the intersections and unions of the events a, b, and c.