Q. If two propositions are connected in such a way that they cannot both be false although they may both be true, then their relationship is called

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Q. Which one among the following is not a characteristic of a deductive type of argument ?

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Q. Select the code which states the condition of an invalid deductive argument :

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Q. Given below are two premises, with four conclusions drawn from them (taking singly or together); which conclusions are validly drawn ? Select the correct answer from the codes given below :

Premises :
(i) All bats are mammals.
(ii) Birds are not bats.

Conclusions :
(a) Birds are not mammals.
(b) Bats are not birds.
(c) All mammals are bats.
(d) Some mammals are bats.

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Q. When a definition implies a proposal to use the definiendum to mean what is meant by the definiens it is called

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Q. Select the code which is not correct :

An analogical argument is strengthened by

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Q. A is sister of B. F is daughter of G. C is mother of B. D is father of C. E is mother of D. A is related to D as

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Q. In the series

AB, EDC, FGHI, ......?......, OPQRST, the missing term is

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Q. Among the following propositions two are related in such a way that one is the denial of the other. Which are those propositions? Select the correct code:

Propositions:
(a) All women are equal to men
(b) Some women are equal to men
(c) Some women are not equal to men
(d) No women are equal to men

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Q. In certain code, SELECTION is coded as QCJCARGML. The code of AMERICANS will be

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Q. Select the code, which is not correct in the context of deductive argument with two premises:

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Q. Given below two premise and four conclusions are drawn from them (taking singly or together). Select the code that states the conclusions validly drawn.

Premises:
(i) All religious persons are emotional.
(ii) Ram is a religious person.
Conclusions:
(a) Ram is emotional.
(b) All emotional persons are religious.
(c) Ram is not a non-religious person.
(d) Some religious persons are not emotional.

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Q. If the proposition ‘All thieves are poor’ is false, which of the following propositions can be claimed certainly to be true?

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Q. Consider the following statement and select the correct code stating the nature of the argument involved in it:

To suppose that the earth is the only populated world in the infinite space is as absurd as to assert that in an entire field of millet only one grain will grow.

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Q. Select the code, which is not correct about Venn diagram:

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Q. The next term in the series:

B2E, D5H, F12K, H27N, ? is:

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Q. A party was held in which a grandmother, father, mother, four sons, their wives and one son and two daughters to each of the sons were present. The number of females present in the party is:

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Q. P and Q are brothers. R and S are sisters. The son of P is brother of S. Q is related to R as:

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Q. Consider the argument given below:

‘Pre - employment testing of teachers is quite fair because doctors, architects and engineers who are now employed had to face such a testing.’

What type of argument it is?

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Q. Among the following propositions two arc related in such a way that they can both be true although they cannot both be false. Which are those propositions? Select the correct code.

Propositions:
(a) Some priests are cunning.
(b) No priest is cunning.
(c) All priests are cunning.
(d) Some priests are not cunning.

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