Answer:
21
Step-by-step explanation:
He will guess correctly 25% of the time.
He has 84 questions
25% of 84
.25 * 84
21
We should expect that he will get 21 questions correct
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Option B : 
is the horizontal asymptote.
Explanation:
The function is 
The horizontal asymptote can be determined by
Thus, from the function, the leading coefficient of numerator is -4
The leading coefficient of denominator is 8
Thus, substituting the values in the formula , we get,
Dividing, we get,
Thus, the horizontal asymptote is
Hence, Option B is the correct answer.
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There are two months that begin with the letter M (March, May)
So the probability is 2/12 = 1/6 ≈ 0.17 rounded to the nearest hundredth.
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Hope this helps!
