RBI OFFICER GRADE ‘B’ PHASE-I EXAM Held on : 21.11.2015(Part-IV)

Total Questions: 50

21. The following questions are based on the five three-digit numbers :

458 374 654 487 568
If in each of the numbers the positions of the first and the third digits are interchanged and then the numbers so obtained are arranged in descending order from the left to right, which number will be at the fourth position ?

Correct Answer: (4) 374
Solution:458 854
374 473
654 456
487 784
568 865
865 854 784 [473] 456
473 374

22. The following questions are based on the five three-digit numbers :

458 374 654 487 568
If in each of the numbers the positions of the first two digits are interchanged and then the numbers so obtained are arranged in ascending order from left to right, which number will be at the second position ?

Correct Answer: (1) 654
Solution:458 548
374 734
654 564
487 847
568 658

548 [564] 658 734 847
564 654

23. Study the following information carefully and answer the questions given below :

P, Q, R, S, T, U, V, W and Z are sitting around a circle facing the centre. R is third to the right of Z who is second to the right of P. S is not an immediate neighbour of Z and R. T is third to the left of S. Q is third to the right of W who is not an immediate neighbour of S.
Which of the pair of persons are the immediate neighbours of P ?

Correct Answer: (3) VS
Solution:


V and S are immediate neighbours of P.

24. Study the following information carefully and answer the questions given below :

P, Q, R, S, T, U, V, W and Z are sitting around a circle facing the centre. R is third to the right of Z who is second to the right of P. S is not an immediate neighbour of Z and R. T is third to the left of S. Q is third to the right of W who is not an immediate neighbour of S.
What is Q's position with respect to Z ?
(A) Fourth to the right
(B) Fourth to the left
(C) Third to the right

Correct Answer: (4) Either (A) or (B)
Solution:
Q is sitting fourth to the left or fourth to the right of Z.

25. Study the following information carefully and answer the questions given below :

P, Q, R, S, T, U, V, W and Z are sitting around a circle facing the centre. R is third to the right of Z who is second to the right of P. S is not an immediate neighbour of Z and R. T is third to the left of S. Q is third to the right of W who is not an immediate neighbour of S.
In which of the following pairs is the second person sitting second to left of the first person ?

Correct Answer: (2) RW
Solution:
W is sitting second to the left of R.

26. Each of the following questions, consists of a question and two statements numbered I and II given below it. You have to decide whether the data given in the statements are sufficient to answer the question. Read both the statements and mark the appropriate answer.

Mark answer (1) 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.
Mark answer (2) 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.
Mark answer (3) If the data either in statement I alone or in statement II alone are sufficient to answer the question.
Mark answer (4) If the data in both statements I and II together are not sufficient to answer the question.
Mark answer (5) If the data in both the statements I and II together are necessary to answer the question.

How many people are standing between H and U in a straight line of 15 people (Note : All are standing in a straight line facing north.)?
I. M stands fifth from the left end of the line. H and K are immediate neighbours of M. Only two people stand between M and U.

II. B stands third from the right end of the line. Only six people stand between K and B. Only one person stands between H and K. K stands exactly between H and U.

Correct Answer: (2)
Solution:From statement I

Thus, three persons are standing between H and U.

27. Each of the following questions, consists of a question and two statements numbered I and II given below it. You have to decide whether the data given in the statements are sufficient to answer the question. Read both the statements and mark the appropriate answer.

Mark answer (1) 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.
Mark answer (2) 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.
Mark answer (3) If the data either in statement I alone or in statement II alone are sufficient to answer the question.
Mark answer (4) If the data in both statements I and II together are not sufficient to answer the question.
Mark answer (5) If the data in both the statements I and II together are necessary to answer the question.

How is B related S?
I. N is married to T. B is the sister of N. T has only one daughter K. N is the granddaughter of S.
II. N is the daughter of S. N is married to T. T is the only child of Z. B is the sister-in-law of T.

Correct Answer: (2)
Solution:From statement I K is the daughter of N and T. B is the sister of N. K is the granddaughter of S. S is either father or mother of N or T.
Therefore, B is either daughter of S or sister of son-in- law or daughter-in-law of S. From statement II N is the wife of T. B and N are daughters of S.

28. Each of the following questions, consists of a question and two statements numbered I and II given below it. You have to decide whether the data given in the statements are sufficient to answer the question. Read both the statements and mark the appropriate answer.

Mark answer (1) 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.
Mark answer (2) 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.
Mark answer (3) If the data either in statement I alone or in statement II alone are sufficient to answer the question.
Mark answer (4) If the data in both statements I and II together are not sufficient to answer the question.
Mark answer (5) If the data in both the statements I and II together are necessary to answer the question.
Among people A, B, C, D, E and F, each having a different weight, who is the second heaviest?
I. C is heavier than only two people. A is heavier than F but lighter than B. D is not the heaviest.
II. F is lighter than only two people. C is lighter than F but heavier than D. A is lighter than only B.

Correct Answer: (2)
Solution:

A is the second heaviest.

29. Each of the following questions, consists of a question and two statements numbered I and II given below it. You have to decide whether the data given in the statements are sufficient to answer the question. Read both the statements and mark the appropriate answer.

Mark answer (1) 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.
Mark answer (2) 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.
Mark answer (3) If the data either in statement I alone or in statement II alone are sufficient to answer the question.
Mark answer (4) If the data in both statements I and II together are not sufficient to answer the question.
Mark answer (5) If the data in both the statements I and II together are necessary to answer the question.

How many people are standing in a straight line (Note: All are facing north)?
I. U stands third from the left end of the line. U is an immediate neighbour of P and W. Only one person stands between W and T. Only two people stand to the right of W.
II. S stands at extreme left end of the line. T stands to the extreme right end of the line. Only one person stands between S and U. Only one person stands between T and W.

 

 

Correct Answer: (1)
Solution:From statement I
| P U W I T
Thus, these are six persons in the line.
From statement II
S | U _ _ _ _ _ W | T

30. Each of the following questions, consists of a question and two statements numbered I and II given below it. You have to decide whether the data given in the statements are sufficient to answer the question. Read both the statements and mark the appropriate answer.

Mark answer (1) 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.
Mark answer (2) 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.
Mark answer (3) If the data either in statement I alone or in statement II alone are sufficient to answer the question.
Mark answer (4) If the data in both statements I and II together are not sufficient to answer the question.
Mark answer (5) If the data in both the statements I and II together are necessary to answer the question.

How far is point M from point K?
I. Point D is 5m to the south of point P. Point M is 8m to the west of point D. Point S is 2.5m to the north of point M. Point O is 10m to the east of Point S. Point K is 2.5m to the south of point O.
II. Point K is 10m to the east of point M. Point U is 8m to the west of Point M. Point D is to the east of M. Point M is the midpoint of the lines formed by joining points U and D.

Correct Answer: (3)
Solution: