Pre-Assessment College Algebra CEC1 PCEC

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PRE-ASSESSMENT: COLLEGE ALGEBRA (CEC1) PCEC
Attempt #1
Status: Passed



1.
Which number is irrational?


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ANSWER ANSWER


23

−√7

√121

−5




2.



Which graph corresponds to the set of real numbers ?


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ANSWER ANSWER




3.




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ANSWER ANSWER


23.0°F

28.8°F

41.0°F

48.6°F




4.
Driver A travels west from Boston at a constant speed of 60 mph. Driver B leaves three hours later from
Boston and follows Driver A at a constant speed of 72 mph.

How many hours would it take for Driver B to catch up to Driver A?


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ANSWER ANSWER


12 hours

15 hours

18 hours

21 hours




5.
What is the solution to 5 – 3 x ≥ 20 expressed in interval notation?


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ANSWER ANSWER




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ANSWER ANSWER




6.
Which graph represents the following equation?




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ANSWER ANSWER




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ANSWER ANSWER




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