Data Sufficiency -IBPS Clerk Practice Set-4

Directions (1-5): In each question below, a question is followed by information given in statements. You have to decide the information given in which of the following statement is necessary to answer the question.

1. How many days did Rihana take to complete his assignment work?
I. Krish correctly remembers that Rihana took more than two days but less than seven days to complete her assignment.
II. Pavitra correctly remembers that Rihana took more than 5 days but less than 10 days to complete her assignment.
III. Arayan correctly remembers that Rihana completed her assignment within 12 days.
1)  All I, II & III together   
2) Only II 
3) Only I and II   
4) Only I and III 
5) None of these

2. Ayana is in which direction with respect to Ritu?
I. Manav is to the south of Ritu and Ayana is to the east of Pihu who is to the north of Manav.
II. Pihu is to the south of Ritu.
III. Pihu is to the west of Tilak.
1) Only I  
2) Only II & III 
3) All 
4) Only I & II  
5) None of these

3. How many sisters Ritesh have? Ritesh is a boy.
I. Kavita, the mother of Ritesh, is the only child of Monika. Monika has only two grand children.
II. Sarvesh, the son-in-law of Monika, has a son and a daughter.
1) Only I   
2) Only II 
3) Both I & II 
4) Either I or II   
5) Neither I nor II

4. Among A, B, C, D and E sitting in a row, facing east, who sits exactly in the middle of the line?
I. D sits third to the left of B. D is an immediate neighbour of both A and E.
II. Two people sit between E and C. C does not sit at either of the extreme ends. A sits second to the right of E.
1) Only I   
2) Only II  
3) Both I and II   
4) Either I or II   
5) Neither I nor II

5. How is 'Sweet' coded in a code language?
I. 'I love sweet chocolate' is written as 'qa la ti mi' and 'she is sweet girl is written as 'ja ra mi ka'.
II. 'Bright and Sweet' is written as 'zi mi na' and 'who is sweet' is written as 'mi yo di'.


Solutions (1-5):
1. (3); 
I. 7 days < 2 days 
II. 10 days < 5 days
 from I and II, we can say that Rihana took 6 days.
2. (4);
   only I and II are sufficient to answer.
3. (3); 
Only I and II
4. (2); 
From I: E/A  D  A/E  __  B
From II: E __ A C __  
5.  (3); 
From I: code of sweet is ‘mi’
From II: code of sweet is ‘mi’


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