we can see that
upper part is cone
bottom part is cylinder
Volume of cone:
we are given


now, we can use volume formula

now, we can plug values
and we get


Volume of cylinder:
we are given


now, we can use volume formula

now, we can plug values
and we get


now, we can add both volumes

we get
..............Answer
Answer:
B. 71.43%
Step-by-step explanation:
The sensitivity is the probability that a test will indicate 'disease' among those with the disease, that is, the test has a positive results:
In this problem, we have that:
150 people with the disease tested positive and 60 tested negative. So the sensitivity is:

The correct answer is:
B. 71.43%
The answer should be b or a I think it’s a because I ddI Thai
Answer:
A
Step-by-step explanation:
Put Y=0

Now

so A is right option