Reasoning for SBI PO/Clerk 2018: 18 May

Directions (Q. 1-5): In each question below are given three statements followed by two conclusions numbered I and II. You have to take the given statements to be true even if they seem to be at variance with commonly known facts and then decide which of the given conclusions logically follows from the given statements, disregarding commonly known facts. Give answer

1) if only conclusion I follows.

2) if only conclusion II follows.

3) if either conclusion I or II follows.

4) if neither conclusion I nor II follows.

5) if both conclusions I and II follow.

(1-2):                         

 Statements:      Some papers are pencils.

                            No paper is a bottle.

                            No pencil is a pen.

1. Conclusions: I. No pen is a bottle.

                           II. No pen is a pencil.

2. Conclusions: I. Some pencils are not papers.

                           II. Some pens are not papers.

(3-4):                       

Statements:      All stickers are cups.

                          No cup is a wire.

                          All wires are bulbs.

3. Conclusions: 

I. All bulbs being cups is a possibility.

II. No sticker is a wire.

4. Conclusions: 

I. All stickers being bulbs is a possibility.

II. No bulb is a sticker.    

5. Statements:    Some glasses are bowls.

                            All bowls are spoons.

                            No spoon is a plate.

Conclusions:   

I. Some bowls are plates.

II. Some glasses are not spoons.

Directions (Q. 6-10): Study the following information carefully and answer the given questions.

        A @ B means A is father of B

        A % B means A is husband of B

        A $ B means A is sister of B

        A £ B means A is mother of B

        A ¥ B means A is brother of B

6. What should come in place of question mark to make the expression “E is grandfather of T” true?

        E @ V ? N % R £ T

        1) @       2) £         3) ¥         4) %        5) None of these

7. Which of the following statements is true if the given expression is definitely true?

        A % L $ K £ B ¥ C

        1) K is sister-in-law of A     2) C is daughter of K

        3) A is father of B                4) C is son of L

        5) None of these

8. Which of the following expressions, if true, makes “N is sister of R” true?

        1) F £ U @ N $ K ¥ R          2) N $ F £ K ¥ R $ U

        3) R $ U ¥ K $ N                  4) N £ F $ K ¥ R $ U

        5) None of these

9. Which of the following statements is false if the given expression is true?

        J £ K £ L @ M ¥ N $ O

        1) M is son of L                    2) K is grandmother of O

        3) M is grandson of J          4) N is sister of M

        5) None of these

10. What is the relation between W and P if the given expression is definitely true?

        G % H £ W ¥ V % R £ P

        1) P is son of W                    2) W is uncle of P

        3) P is sister-in-law of W     4) Can’t be determined

        5) None of these

Answers:

1. 2
2. 4
3. 2
4. 1
5. 4
6. 3
7. 1
8. 1
9. 3
10. 2