Discussion of Question with ID = 072 under Data-Sufficiency

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The following question contains a question and two statements giving certain information. Decide whether the information given in statements are sufficient for answering the question.

Has decline in infant mortality rate increased the life-span of human beings?

  1. The average life-span of tribals is 85 years.
  2. Woman outlive men in younger age-groups.

if the statement I alone sufficient to answer.


if statement II alone is needed.


if both statements I and II are needed.


if both statements I and II are not sufficient to answer the question.

Ans: d

None of the statements contains adequate information to answer the question.

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