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
Answer:
b = c − 2a
------------
2
Step-by-step explanation:
2a + 2b = c
2b = c − 2a
b = c − 2a
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2
Answer:
A (2,-2.5)
Step-by-step explanation:
Is 2 units right and 2.5 units down, right where point C is.
A rate in which the numerator and the denominator are equal to a rate of one