Answer:
well there is no integer number so the answer could be 5.5
The answer is 20 because there are 5 parts of we divide the question by 4 and then if we minus 4 from 20 then it would be 16
The solution is 1756.69
<h3>What is number system?</h3>
A number system is defined as a system of writing to express numbers. It is the mathematical notation for representing numbers of a given set by using digits or other symbols in a consistent manner.
We have to find the 18.5% of 2155.45.
So,
2155.45 * 0.185 = 398.75825
Now, subtract
21.55.45 - 398.75825
= 1756.69175
Hence, the value is 1756.69
Learn more about number system here:
brainly.com/question/14786619
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Answer: Probability that both tests detect the bacteria is 83.66%.
Step-by-step explanation:
Since we have given that
Probability of the first test giving accurate results = 84%
Probability of the second test is accurate = 89%
Probability of both tests detect the bacteria is given by

Hence, Probability that both tests detect the bacteria is 83.66%.
How am i supposed to know? ask someone else