Question

If 82 out of 100 wingspanroaches are immune to a pesticide after repeated use in an area, how many would be expected to be immune in a population of 2.2 million?
A. 8,200,000
B. 1,804,000
C. 1,640,000
D. 1,750,000

Answer 1

It's the same process as the question before this.

Answer 2

\[.82\times2,200,000=?\]

Answer 3

B

Answer 4

You can solve this by making a proportion
$$
\Large \frac{82}{100}=\frac{x}{2,200,000}


$$

Answer 5

okay thanks I took the test got a 100%