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Exam GMAT Section 2 Quantitative topic 2 question 241 discussion

Actual exam question from Test Prep's GMAT Section 2 Quantitative
Question #: 241
Topic #: 2
[All GMAT Section 2 Quantitative Questions]

What is the value of (A + 3B/7)?
(1) 5600A + 2400B = 12,000.
(2) 50B - 50 + 250A = 9700 4200A 1900B.

  • A. Statement (1) BY ITSELF is sufficient to answer the question, but statement (2) by itself is not.
  • B. Statement (2) BY ITSELF is sufficient to answer the question, but statement (1) by itself is not.
  • C. Statements (1) and (2) TAKEN TOGETHER are sufficient to answer the question, even though NEITHER statement BY ITSELF is sufficient.
  • D. Either statement BY ITSELF is sufficient to answer the question.
  • E. Statements (1) and (2) TAKEN TOGETHER are NOT sufficient to answer the question, requiring more data pertaining to the problem.
Show Suggested Answer Hide Answer
Suggested Answer: D 🗳️
Simplify the (1) statement by dividing both sides by 5600: A + 3B/7 = 15/7. This statement is sufficient.
Simplify the (2) statement by adding similar items to get: 4550A + 1950B = 9750. Divide both sides by 4550 to get: A + 3B/7 = 15/7 this statement is also sufficient.

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Danjay
4 years ago
How did they arrived at 4550A in Statement 2
upvoted 1 times
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