Reasoning Ability Quiz For RRB PO Mains 2021- 6th September_00.1
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Reasoning Ability Quiz For RRB PO Mains 2021- 6th September

Directions (1-5): Read the following information carefully and answer the questions:
There are ten people sitting in two rows such that in row 2 M, N, O, P, Q are sitting and facing in north direction and in row 1 D, E, F, G, H are sitting and facing in south direction and they are of different ages 15, 20, 23, 30, 33, 35, 38, 45 ,49, 50 but not in the same order. No two persons are sitting together according to alphabetical order, except G and F.
There are two people sitting between M and Q and either M or Q is sitting at one of the extreme ends. G is 20 years old and sits third to the left of H. Neither H nor F sits opposite to M and Q, who is not the oldest. The age of P is a multiple of 11. G sits opposite to N whose age is a multiple of 7. Two persons sits between the one who is the youngest and the one who sits opposite to the one whose age is 35. Three persons sit between the one whose age is 49 and the one who is the youngest. O’s age is twice the age of H. The age of the person who is facing the person who is sitting 2nd to the left of Q is a prime number. The age of M is equal to the sum of ages of H and O. Only one person is sitting between H and F.

Q1. What is the age of F?
(a) 23 years
(b) 30 years
(c) 45years
(d) 15 years
(e) None of these

Q2. Who among the following is the oldest?
(a) H
(b) O
(c) E
(d) D
(e) None of these

Q3. Who among the following sits to the immediate left of E?
(a) P
(b) O
(c) no one
(d) H
(e) None of these

Q4. Which of the following combination is true regarding the given arrangement?
(a) E- 50
(b) M- 45
(c) F- 33
(d) D- 49
(e) none of these

Q5. Who among the following is 33-year-old?
(a) H
(b) G
(c) P
(d) E
(e) None of these

Directions (6-8): Study the following information to answer the given questions:
Given
A*B means B is 2m east to A
A@B means B is 1m west to A
A#B means B is 2m south to A
A%B means B is 1m north to A
A!B means B is 2m east to A

If T#R, Q@P, S*R, Q%S, S%U, holds true, then

Q6. In which direction is T with respect to U?
(a) South west
(b) Northeast
(c) South east
(d) Northwest
(e) None of these

Q7. In which direction is P with respect to R?
(a) South west
(b) Northeast
(c) South east
(d) Northwest
(e) None of these

Q8. What is the shortest distance U and R?
(a) 5m
(b) 3m
(c) 4m
(d) √3m
(e) None of these

Directions (9-10): Study the following information carefully and answer the given questions. A word and number arrangement machine when given an input line of words and numbers rearranges them following a particular rule in each step. The following is an illustration of an input and its rearrangement.

Input :51 watch 11 Pretty 21 New 10 Lord 41
Step I: Lord watch 11 Pretty 21 New 10 41 51
Step II: Lord New watch 11 Pretty 10 21 41 51
Step III: Lord New Pretty watch 10 11 21 41 51
Step IV: Lord New Pretty watch 1 4 9 25 36
Step IV is the last step of the above input. As per the rules followed in the above steps find the appropriate step for the given input.
Input: Zapak 13 hit 15 vision 16 Far 22 kilo 18 yard 12

Q9. What is the position of ‘vision’ in Step III?
(a) Sixth from the left
(b) Fifth from the right
(c) Fourth from the left
(d) Sixth from the right
(e) None of these

Q10. Which of the following would be at the 7th position from the right in Step V?
(a) zapak
(b) yard
(c) 13
(d) 15
(e) None of these

Solutions

Reasoning Ability Quiz For RRB PO Mains 2021- 6th September_50.1

Reasoning Ability Quiz For RRB PO Mains 2021- 6th September_60.1

Solutions (9-10):
Sol. Students let us understand the Logic behind this Question and let’s understand how to solve it. As a first step let’s first understand the logic behind the Output. If you will see the final output you will observe the following: The machine arranges the words and the numbers in each step. As for words,
(a) The words are arranged in alphabetical order from left to right
(b) The numbers are arranged in descending order from right to left.
(c) However after arranging all the numbers, square of the sum of both the digits of the number is written in last step.
Input: Zapak 13 hit 15 vision 16 Far 22 kilo 18 yard 12.
Step I: Far zapak 13 hit 15 vision 16 kilo 18 yard 12 22
Step II: Far hit zapak 13 15 vision 16 kilo yard 12 18 22
Step III: Far hit kilo zapak 13 15 vision yard 12 16 18 22
Step IV: Far hit kilo vision zapak 13 yard 12 15 16 18 22
Step V: Far hit kilo vision yard zapak 12 13 15 16 18 22
Step VI: Far hit kilo vision yard zapak 9 16 36 49 81 16.

S9. Ans.(d)
S10. Ans.(a)

Reasoning Ability Quiz For RRB PO Mains 2021- 6th September_70.1

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