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Exam GMAT Section 2 topic 1 question 23 discussion

Actual exam question from Test Prep's GMAT Section 2
Question #: 23
Topic #: 1
[All GMAT Section 2 Questions]

X is an even number and Y is a positive odd number. Which of the following expressions cannot be even?

  • A. (XY) Y
  • B. X3Y3
  • C. X3
  • D. XY
  • E. Y2
Show Suggested Answer Hide Answer
Suggested Answer: E 🗳️
The fastest way to solve this problem is by plugging in some numbers.
Let's say: X = 2, Y = 1.
According to answer e: 1 x 1 = 1 and that must be an odd number.
The correct answer is E.

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muyu
3 years, 2 months ago
the answer is wrong. I choose B
upvoted 1 times
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C (25%)
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