Data Sufficiency

Directions to SolveIn each of the following problems, there is one question and three statements I, II and III given below the question. You have to decide whether the data given in the statements is sufficient to answer the question. Read all the statements carefully and find which of the statements is/are sufficient to answer the given question. Choose the correct alternative in each question.

Q1: Question: In a certain code, 'XYZ' means 'We are friends'. Which letter stands for 'We' ? Statements:
  1. 'PYN' means 'They are classmates'.
  2. 'ZMS' means 'We love them'.
  3. 'PX' means 'Hello friends',

A Only II

B Only I and III

C All I, II and III

D Either I only or II only

E None of these

ANS:E - None of these

Explanation: To find the code for 'we', we need to have any of the following: (i) 'We are friends' should have only 'We' common with another statement, as in II; (ii) 'We are friends' should have only 'are' and 'friends' common with another single or two statements, as in I and III. Thus, we need Either II only or I and III only.



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