Use photo math , I’m sure it will help
Answer:
4.32 is 12% of 36
Step-by-step explanation:
<h2>
Answer:</h2>
The probability is:

<h2>
Step-by-step explanation:</h2>
It is given that:
An urn contains balls numbered 1 through 20.
A ball is chosen, returned to the urn, and a second ball is chosen.
This means that this is a case of a replacement.
Hence, one of the event is independent of the other.
Now we know that the probability to get a particular number of ball is:

( Since, there are total 20 balls and a ball of one particular number is just unique )
i.e. 
Hence, the probability that the first and second balls will be a 8 is:

how many hours do they work? Please be more spesific
Answer:
s=5 1/4
Step-by-step explanation:
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