RBI GRADE ‘B’ OFFICER’S EXAM Held on: 11.10.2009 (Part-III)

Total Questions: 50

1. In each question below are four statements followed by four conclusions numbered I, II, III and IV. You have to take the four given statements to be true even if they seem to be at variance from commonly known facts and then decide which of the given conclusions logically follows from the four given statements disregarding commonly known facts. Then decide which of the answers (1), (2), (3), (4) and (5) is correct.

Statements:
All papers are bottles.
All bottles are cups.
Some cups are jugs.
Some jugs are plates.

Conclusions :
I. Some plates are cups.
II. Some plates are bottles.
III Some cups are papers.
IV. Some bottles are papers.

Correct Answer: (1) Only III and IV follow
Solution:All papers are bottles.

All bottles are cups.
A + A ⇒ A-type of Conclusion
“All papers are cups."
Conclusion III is Converse of
it.
Conclusion IV is Converse of
the first Premise.

2. In each question below are four statements followed by four conclusions numbered I, II, III and IV. You have to take the four given statements to be true even if they seem to be at variance from commonly known facts and then decide which of the given conclusions logically follows from the four given statements disregarding commonly known facts. Then decide which of the answers (1), (2), (3), (4) and (5) is correct.

Statements:
All bulbs are wires.
No wire is cable.
Some cables are brushes.
All brushes are paints

Conclusions :
I. Some paints are cables.
II. Some wires are bulbs.
III. Some brushes are wires.
IV. Some cables are bulbs.

Correct Answer: (2) Only I and II follow
Solution:All bulbs are wires.

No wire is cable.
A + E ⇒ E-type of Conclusion
"No bulb is cable."
Som cables are brushes.

All brushes are paints.
I + A ⇒ I-type of Conclusion
"Some cables are paints."
Conclusion I is Converse of it.
Conclusion II is Converse of the
first Premise.

3. In each question below is given a group of letters followed by four combinations of digits/symbols numbered (1), (2), (3) and (4). You have to find out which of the combinations correctly represents the group of letters based on the following coding system and the conditions that follow and mark the number of that combination as your answer. If none of the combinations correctly represents the group of letters, mark (5) i.e. 'None of these' as your answer.


Conditions:
(i) If the first letter is a consonant and the last letter is a vowel both are to be coded as δ.
(ii) If both the first and the last letters are consonants both are to be coded as the Code for the last letter.
(iii) If the first letter is a vowel and the last letter is a consonant their codes are to be interchanged.

HIFMJU

Correct Answer: (4) S7#1★δ
Solution:

4. AKTRBW

Correct Answer: (1) 3264%5
Solution:

5. EBPDR1

Correct Answer: (3) $%@847
Solution:

6. BKAJIM

Correct Answer: (5) None of these
Solution:

7. UKPDMA

Correct Answer: (2) ©2@815
Solution:

8. METUFB

Correct Answer: (3) %$6©#%
Solution:

9. 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 input and rearrangement.

Input :
but 32 71 glory fair south 65 84
StepI : south but 32 71 glory fair 65 84
Step II : south 84 but 32 71 glory fair 65
Step III : south 84 glory but 32 71 fair 65
Step IV : south 84 glory 71 but 32 fair 65
Step V : south 84 glory 71 fair but 32 65
Step VI : south 84 glory 71 fair 65 but 32 and Step VI is the last step of the rearrangement.

As per the rules followed in the above steps, find out in each of the following questions the appropriate step for the given input.

Step III of an input is :

year 92 ultra 15 23 strive house 39
How many more steps will be required to complete the rearrangement ?

Correct Answer: (2) Four
Solution:After careful analysis of the given input and various steps of rearrangement, it is evident that in each step one word or number is rearranged. In the first step one word is arranged and in the second step one number is arranged. Words are arranged alphabetically but in reverse order while numbers are arranged in descending order.

Step III : year 92 ultra 15 23 strive house 39

Step IV : year 92 ultra 39 15 23 strive house

Step V : year 92 ultra 39 strive 15 23 house

Step VI : year 92 ultra 39 strive 23 15 house

Step VII : year 92 ultra 39 strive 23 house 15 Four more steps will be required to complete the rearrangement.

10. Input : any how 49 24 far wide 34 69

Which of the following steps will be the last but one ?

Correct Answer: (3) V
Solution:After careful analysis of the given input and various steps of rearrangement, it is evident that in each step one word or number is rearranged. In the first step one word is arranged and in the second step one number is arranged. Words are arranged alphabetically but in reverse order while numbers are arranged in descending order.

Input : any how 49 24 far wide 34 69

Step I : wide any how 49 24 far 34 69

Step II : wide 69 any how 49 24 far 34

Step III : wide 69 how any 49 24 far 34

Step IV : wide 69 how 49 any 24 far 34

Step V : wide 69 how 49 far any 24 34

Step VI : wide 69 how 49 far 34 any 24