6
QuizMultiple Choice
Expressions with Unknowns
Question 6 • Crowley Credit Recovery College Prep Math A
Kelley writes the expression to model the phrase “Xander studied two more hours than Nandini.” Which best explains the accuracy of Kelley’s expression?
Answer
A
It is accurate. In the phrase “two more hours than Nandini,” “two” is “2,” “more” is “+,” and Nandini’s study time is unknown or “n,” so or are correct translations.
B
It is inaccurate. In the phrase “two more hours than Nandini,” “two” is “2,” “more” is “+,” and Nandini’s study time is unknown or “n,” so is the correct translation.
C
It is inaccurate. In the phrase “two more hours than Nandini,” “two” is “2,” “more than” is “>,” and Nandini’s study time is unknown or “n,” so is the correct translation.
D
It is inaccurate. In the phrase “two more hours than Nandini,” “two” is “2,” “more than” is “<,” and Nandini’s study time is unknown or “n,” so is the correct translation.