Reasoning: Data Sufficiency Quiz Set 6

Data Sufficiency Quiz SBI PO, NIACL, NICL and other upcoming exams.

Directions (1-6): In each of the following questions, a question is followed by three statements numbered I, II and III. Read all the statements to find the answer to given question and then answer accordingly that which statement/s can give the answer alone/together.

1. A, B, C, D, E, F, G and H are sitting in a circle facing centre. Who is sitting third to right of C?
   Statement I: A is not an immediate neighbor of C. H is sitting third to left of F.
   Statement II: B is sitting second to left of G. E is sitting immediate right of G. A is sitting opposite D.
   Statement III: There is 1 person sitting between H and C. F is sitting second to left of D. There is one person sitting between G and H.
   A) All I, II and III
   B) Both II and III
   C) Both I and III
   D) II and either I or III
   E) None of the above
   
   View Answer

     Option D
   Solution:
   From II and I OR II and III, D is 3^rd to right of C
   

2. What is the position of point H with respect to point A?
   Statement I: Point B is north of point C. Point E is north of point D. Point B is east of point A.
   Statement II: Point C is south-west of point E. Point H is west of point G which is south of point F. Point F is east of point E.
   Statement III: Point B is north west of point E. Point C is north west of point H.
   A) Both II and III
   B) I and either II or III
   C) Both I and II
   D) All I, II and III
   E) Even I, II and III together are also not sufficient
   
   View Answer

     Option B
   Solution:
    From I and III: C is north west of H so A is also north west of H

3. Who is the tallest among six friends – A, B, C, D, E and F, all having different heights?
   Statement I: A is taller than only C and D. F is taller than B.
   Statement II: F is not the tallest
   Statement III: E is taller than B and C is not the shortest.
   A) All I, II and III
   B) Both II and III
   C) Only I
   D) Both I and III
   E) Both I and II
   
   View Answer

   Option E
   From I and II we get
   E > F > B > C/D > C/D. So E is tallest.

4. How is B related to F?
   Statement I: C is the mother-in-law of B. G is the daughter of A who is brother of E
   Statement II: I is sister of H and son of F who is married to E.
   Statement III: D is father of A who is married to B.
   A) Both I and II
   B) Both II and III
   C) All I, II and III
   D) II and either I or III
   E) Even I, II and III together are not sufficient.
   
   View Answer

     Option D
   Solution:
   From all statements, B is sister-in-law of F

5. What is the code of ‘normal’ in the code language?
   Statement I: In the language, ‘style normal page’ is coded as ‘er ty gi’ and ‘normal style edit’ is coded as ‘gi or ty’
   Statement II: In the language, ‘font edit insert’ is coded as ‘as nm or’ and ‘change style layout’ is coded as ‘st gi ro’
   Statement III: In the language, ‘change mail view’ is coded as ‘pa ro kl’ and ‘head normal page’ is coded as ‘ty bi er’
   A) Both II and III
   B) I and either II or III
   C) II and either I or III
   D) Both I and III
   E) All I, II and III
   
   View Answer

     Option B
   Solution:
   From I and II: style = gi, so from I, normal = ty
   From I and III: normal and style is gi or ty. AND normal and page is ty or er. So normal = ty

6. Six persons – A, B, C, D, E, and F are sitting in a line. Some are facing North and rest South. Who is sitting second to left of C?
   Statement I: D is sitting immediate left of F. C is sitting second to left of D. There is one person between sitting between E and B
   Statement II: F is sitting at one of the extreme ends of the line. C is sitting second to right of A. B is not an immediate neighbor of A.
   Statement III: E is sitting third to left of D, neither of them is sitting at extreme end of line. B is sitting second to left of F who is facing North.
   A) Both I and II
   B) None of the options.
   C) Both II and III
   D) All I, II and III
   E) Even I, II and III together are not sufficient.
   
   View Answer

    Option E
   Using all statements also, direction of C cannot be determined. So second to left of C also cannot be determined

Directions (7-10): In each of the following questions, a question is followed by two statements numbered I and II. Read both the statements and answer accordingly.

7. Is E aunt of D?
   Statement I:  C is son of A. G is father of E. H is uncle of D. P is daughter of H. F is mother of A. B is mother of D.
   Statement II: C is cousin of P. D is daughter of A and grand-daughter of G.
   A) If the data in statement I alone is sufficient to answer the question.
   B) If the data in statement II alone is sufficient to answer the question.
   C) If the data either in statement I alone or statement II alone are sufficient to answer the question.
   D) If the data given in both I and II together are not sufficient to answer the question.
   E) If the data in both the statements I and II together are necessary to answer the question.
   
   View Answer

    Option D
   Solution:
   From both also, gender of E is not known. So can be aunt/uncle of D.

8. How is X related to A?
   Statement I: B and C forms a couple. X is sister of C. B has only one daughter K who is the granddaughter of A.
   Statement II: C is the daughter of A. B and C forms a couple. B is the only child of H. X is the sister-in-law of B.
   A) If the data in statement I alone is sufficient to answer the question.
   B) If the data in statement II alone is sufficient to answer the question.
   C) If the data either in statement I alone or statement II alone are sufficient to answer the question.
   D) If the data given in both I and II together are not sufficient to answer the question.
   E) If the data in both the statements I and II together are necessary to answer the question.
   
   View Answer

     Option B
   Solution
   From I: It is not known that A is mother/father of B or C. So relation between X and A cannot be determined
   From II: X is the daughter of A
9. 15 people are standing in a line facing north. How many people are standing between U and R?
   Statement I: O and R are immediate neighbors of T. T is standing at fifth position from the left of line. Two people are standing between T and U.
   Statement II: Q is standing at third position from the right end of line. 6 people are standing between O and Q. Only one person is standing between O and R. O is standing exactly between U and R.
   A) If the data in statement I alone is sufficient to answer the question.
   B) If the data in statement II alone is sufficient to answer the question.
   C) If the data either in statement I alone or statement II alone are sufficient to answer the question.
   D) If the data given in both I and II together are not sufficient to answer the question.
   E) If the data in both the statements I and II together are necessary to answer the question.
   
   View Answer

     Option B
   Solution:
   From I, there are 4 possibilities
   From II: Answer can be find by: Only one person is standing between O and R. O is standing exactly between U and R. So  U _ O _ R   OR   R _O_U. So 3 person between U and R

10. What is the position of A with respect to B?
    Statement I: A is sitting at 11^th position from right of row and B is sitting at 5^th position from the left end of row.
    Statement II: C is sitting exactly between A and B. Row has 30 students.
    A) If the data in statement I alone is sufficient to answer the question.
    B) If the data in statement II alone is sufficient to answer the question.
    C) If the data either in statement I alone or statement II alone are sufficient to answer the question.
    D) If the data given in both I and II together are not sufficient to answer the question.
    E) If the data in both the statements I and II together are necessary to answer the question.
    
    View Answer

     Option E