Data Sufficiency

Directions to SolveIn each of the questions below consists of a question and two statements numbered I and II given below it. You have to decide whether the data provided in the statements are sufficient to answer the question. Read both the statements andGive answer
  • (A) If the data in statement I alone are sufficient to answer the question, while the data in statement II alone are not sufficient to answer the question
  • (B) If the data in statement II alone are sufficient to answer the question, while the data in statement I alone are not sufficient to answer the question
  • (C) If the data either in statement I alone or in statement II alone are sufficient to answer the question
  • (D) If the data given in both statements I and II together are not sufficient to answer the question and
  • (E) If the data in both statements I and II together are necessary to answer the question.

Q1: Question: On which day of the week did Hitesh visit the zoo ? Statements:
  1. Hitesh did not visit zoo either on Tuesday or on Thursday.
  2. Hitesh visited zoo two days before his mother reached his house which was day after Monday.

A I alone is sufficient while II alone is not sufficient

B II alone is sufficient while I alone is not sufficient

C Either I or II is sufficient

D Neither I nor II is sufficient

E Both I and II are sufficient

ANS:B - II alone is sufficient while I alone is not sufficient

Explanation: According to I, Hitesh visited the zoo on any of the week days except Tuesday and Thursday. According to II, Hitesh's mother reached his house day after Monday i.e. on Tuesday. Thus, Hitesh visited zoo two days before Tuesday i.e. on Sunday.



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