Dear Aspirants, Our IBPS Guide team is providing new series of Reasoning Questions for RRB PO Prelims 2020 so the aspirants can practice it on a daily basis. These questions are framed by our skilled experts after understanding your needs thoroughly. Aspirants can practice these new series questions daily to familiarize with the exact exam pattern and make your preparation effective.
Linear arrangement
Directions (1-5): Study the following information carefully and answer the given questions.
A, B, C, D, E, F, and G are sitting in a straight line facing north but not necessarily in the same order. Each one of them lives on a different floor in the same building which is numbered from one to seven.
B sits fourth to the left of the person living on the 6th floor. Either B or the person living on the 6th floor sits at the extreme ends of the line. Only one person sits between B and G. G lives on the 3rd floor. The person living on 1st floor sits third to the right of D. D is not an immediate neighbour of G. Only one person lives between E and the person who lives on the 2nd floor. A and C are immediate neighbours of each other. A does not live on the 6th floor. One who lives on the 5th floor sits third to the right of the one who lives on the 7th floor.
1) Who among the following person lives on the 4th floor?
A) One who sits immediate right of G
B) B
C) C
D) One who sits immediate left of F
E) F
2) On which of the following floors does E live?
A) 1st
B) 2nd
C) 5th
D) 6th
E) 7th
3) How many floors are there between the floors on which F and A lives?
A) One
B) Two
C) Three
D) Four
E) None
4) Which of the following is true with respect to the given arrangement?
A) The one who lives on the 5th floor is an immediate neighbour of D
B) F lives on the 1st floor
C) E sits second to the left of the person who lives on the2nd floor
D) C and F are immediate neighbours of each other
E) The one who lives on the 4th floor sits immediate left of F
5) If all the persons are made to live in alphabetical order from the bottom-most floor to the top-most floor (i.e. A lives on the 1st floor, B lives on the 2nd floor and finally G lives on the 7th floor) who would still live on the same floor as the original arrangement?
A) C
B) F
C) D
C) B
D) None of these
Number series
Direction (6-9): Study the following information carefully and answer the questions given below.
279 963 621 327 513 735 465
6) If all the numbers are divided by 3, then what is the difference between the number which is first from both the ends?
A) 200
B) 170
C) 90
D) 62
E) None of these
7) If all the numbers are arranged in descending order from right to left, then what is the sum of the numbers which is second from the left end and third from the right end after the rearrangement?
A) 948
B) 458
C) 902
D) 634
E) None of these
8) If the numbers, second from the left end and third from the right end are divided by 3 and then their difference between both the numbers should be multiplied by 5, then what is the resultant value?
A) 650
B) 750
C) 980
D) 570
E) 840
9) If all the numbers are divided by three and the resultant value should be arranged in ascending order from right to left. Then what is the difference between the numbers which is third from the left end and fourth from the right end after the rearrangement?
A) 54
B) 53
C) 36
D) 25
E) None of these
Coding decoding
10) In a certain code, BROTHERS is written as RCTPEISS. How will DIRECTIONS be written in that code?
A) IEESTDOJSM
B) IEFSDTOJSM
C) EEFSDTOJSM
D) IEESTDOJSO
E) Other than given options
Answers :
Directions (1-5):
1.B sits fourth to the left of the person living on the 6th floor. Either B or the person living on the 6th floor sits at the extreme ends of the line.
2. Only one person sits between B and G. G lives on the 3rd floor.
3. The person living on 1st floor sits third to the right of D. D is not an immediate neighbour of G. So CASE-1 and CASE-2(a) are to be eliminated.
CASE-2(b):
1) Answer: D
2) Answer: A
3) Answer: B
4) Answer: E
5) Answer: C
Directions (6-9) :
6) Answer: D
279 963 621 327 513 735 465
93 321 207 109 171 245 155
93-155 –> 62
7) Answer: A
279 963 621 327 513 735 465
279 327 465 513 621 735 963
327+621 = 948
8) Answer: B
279 963 621 327 513 735 465
Second from the left end – 963/3 =321
Third from the right end – 513/3 =171
321-171 = 150*5 = 750
9) Answer: C
279 963 621 327 513 735 465
93 321 207 109 171 245 155
321 245 207 171 155 109 93
207-171 = 36
10) Answer: D
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This post was last modified on August 25, 2020 6:45 pm