Hi there.
The answer is definitely "D" because on the graph it shows there are only 29 students that did the test.
Let Mr Gelsomino lost g
Mr Chiarilli lost 240 more than g
so addition is to be used
or
#2
Just opposite
Mr Gelsomino lost 240 less than c
Answer:
=> 1
Step-by-step explanation:
4/5 + 1/5
=> 5/5

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>
i think it might be D i could be wrong