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Marta_Voda [28]
3 years ago
5

HELP i rlly need help bc its a test so reply fast

Mathematics
1 answer:
melomori [17]3 years ago
4 0

Answer:

The answer is D.

Step-by-step explanation:

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220 is 20% of what number? Explain
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Where 0.20 is the decimal form of 20% 
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0.20a=220
-------   -----
0.20     0.20
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Step-by-step explanation:

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A queue with a single server receives 50 requests per second on average. The average time for the server to address a request is
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Answer:

P(X=k) = \displaystyle\frac{(2.5)^ke^{-2.5}}{k!}

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This is a typical example where the Poisson distribution is a good choice to model the situation.

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two angles are complementary. The larger angle is 74 degrees more than the smaller angle. Find the measure of the larger angle.
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