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Quantitative - Mathematics - Data Sufficiency:

Data Sufficiency

MCQ - 24-4000

Question:

How many ewes (female sheep) in a flock of 50 sheep are black?

  1. There are 10 rams (male sheep) in the flock.
  2. Forty percent of the animals are black.

  1. statement 1 alone is sufficient, but statement 2 alone is not sufficient to answer the question
  2. statement 2 alone is sufficient, but statement 1 alone is not sufficient to answer the question
  3. both statements taken together are sufficient to answer the question, but neither statement alone is sufficient
  4. statement 2 alone is sufficient, but statement 1 alone is not sufficient to answer the question
  5. statements 1 and 2 together are not sufficient, and additional data is needed to answer the question

Correct Answer: E

Explanation:

From (1) we know the ratio of male to female sheep, but nothing about the color distribution. So the answer cannot be A or D. From (2) we know that forty percent of the animals are black but nothing about whether they are male of female. So the answer cannot be B. Even putting the information together does not help because there is no way to tell what fraction of the female sheep are black. And so C cannot be correct, and the answer is E.

Record Performance

34 MCQ for effective preparation of the test of Data Sufficiency of Data Sufficiency section.

Read the MCQ statement: How many ewes (female sheep) in a flock of 50 sheep are black? There are 10 rams (male sheep) in the flock. Forty percent of the animals are black. , keenly and apply the method you have learn through the video lessons for Data Sufficiency to give the answer. Record your answer and check its correct answer and video explanation for MCQ No. 24-4000.

How to Answer

Solve the question for MCQ No. and decide which option (A through D/E) is the best choice to answer the MCQ, then click/tap the blue button to view the correct answer and it explanation.

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