Answer:

Step-by-step explanation:

First, we need to make the demoninators the same so we times 4 by 5 and whatever we do to the bottom, we do to the top, and 5 by 4.



demoninator now doesn't change unless you're multiplying or dividing.
The answer would be: <span>99.0%
</span>
The disease is rare with a prevalence of <span>one out of every thousand people have it. That means, the chance of Roberto has the disease without any test would be 1/1000 or 0.1%
The test sensitivity is 99%, which mean 99% of people with positive test result would have the disease. The chance is should not be influenced by the disease prevalence. </span>
He can buy up to 12 comic books
<h3><em>Independent Variable: <u>Less challenging </u></em><em><u>locations</u></em></h3><h3><em>Dependent Variable: <u>12 feet per minute </u></em></h3><h3 />
<em>Correct me if I'm wrong</em>
Answer:
7
Step-by-step explanation:
u gave the answer away lol