Q. Venn diagram is a kind of diagram to

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Q. Inductive logic studies the way in which a premise may

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Q. Which of the following statements are true? Choose from the codes given below.

1. Some arguments, while not completely valid, are almost valid.
2. A sound argument may be invalid.
3. A cogent argument may have a probably false conclusion.
4. A statement may be true or false.

Codes:

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Q. Determine the relationship between the pair of words NUMERATOR : DENOMINATOR and then select the pair of words from the following which have a similar relationship:

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Q. If HOBBY is coded as IOBY and LOBBY is coded as MOBY; then BOBBY is coded as

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Q. The letters in the first set have certain relationship. On the basis of this relationship, make the right choice for the second set:

K/T : 11/20 :: J/R : ?

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Q. If A = 5, B = 6, C = 7, D = 8 and so on, what do the following numbers stand for?

17, 19, 20, 9, 8

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Q. If the statement ‘some men are cruel’ is false, which of the following statements/statement are/is true?

(i) All men are cruel.
(ii) No men are cruel.
(iii) Some men are not cruel.

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Q. Determine the relationship between the pair of words ALWAYS : NEVER and then select from the following pair of words which have a similar relationship:

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Q. The letters in the first set have certain relationship. On the basis of this relationship, make the right choice for the second set :

AF : IK : : LQ : ?

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Q. Two statements I and II given below are followed by two conclusions (a) and (b). Supposing the statements are true, which of the following conclusions can logically follow?

Statements :
I. Some flowers are red.
II. Some flowers are blue.

Conclusions :
(a) Some flowers are neither red nor blue.
(b) Some flowers are both red and blue.

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Q. If the statement ‘all students are intelligent’ is true, which of the following statements are false?

(i) No students are intelligent.
(ii) Some students are intelligent.
(iii) Some students are not intelligent.

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Q. A reasoning where we start with certain particular statements and conclude with a universal statement is called

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Q. What is the smallest number of ducks that could swim in this formation – two ducks in front of a duck, two ducks behind a duck and a duck between two ducks?

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Q. Mr. A, Miss B, Mr. C and Miss D are sitting around a table and discussing their trades.
(i) Mr. A sits opposite to the cook.
(ii) Miss B sits right to the barber
(iii) The washerman sits right to the barber
(iv) Miss D sits opposite to Mr. C

What are the trades of A and B ?

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Q. If two small circles represent the class of the ‘men’ and the class of the ‘plants’ and the big circle represents ‘mortality’, which one of the following figures represent the proposition ‘All men are mortal.’ ?

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Q. If water is called food, food is called tree, tree is called earth, earth is called world, which of the following grows a fruit?

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Q. E is the son of A, D is the son of B, E is married to C, C is the daughter of B. How is D related to E ?

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Q. If INSURANCE is coded as ECNARUSNI, how HINDRANCE will be coded ?

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Q. Which of the following is an example of circular argument ?

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