Lesson: Data Sufficiency Challenging - 11t03

Tough Content: Example 1

[Page 11 of 24]

If x is an odd integer, is x x > x -x?

1) x 3 < x 2

2) xy ? – y

The first thing you need to do when you get a question this tough is to get the lay of the land, so to speak, by evaluating the question stem.

Do you recognize the math concept that this is testing? Type it into the Text Box, and click Continue.

This question is testing

What other number properties should we think about here? Type your answer into the Text Box and click Continue.

We should consider numbers.

Countinue

The most likely source of an exception here would be the positive/negative distinction. Would negative numbers give a different answer from positive numbers? How can we tell? Simple. Pick negative and positive numbers.

Countinue

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