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divyanshu

· started a discussion

· 1 Months ago

plz give the correct ans

Question:
DIRECTIONS: In the question below are given few statements followed by some conclusion. You have to take the two given statements to be true even if they seem to be at variance with the commonly known facts and then decide which of the given conclusions logically follows from the two given statements, disregarding commonly known facts.ions logically follow(s) from the given statements.
Statements: 
I. No systems are decks.

II. All decks are books.

Conclusions: 

I. Some systems are books.

II. Some systems are not books.

III. Some books are systems.

IV. Some books are not systems.

Options:
A) Only II follows.
B) Only IV follow.
C) II and IV follow.
D) Either I or II and IV follow.
E) None of these
Solution:
Ans: (d)

kanhaiya jha

· commented

· 1 Months ago

yes Divyanshu....By mistake wrong answer was marked...its corrected...

divyanshu

· commented

· 1 Months ago

you mean to say...either 1 or 2 and 4 follows...?

kanhaiya jha

· commented

· 1 Months ago

E + A = O. Hence the conclusion is Some books are not systems. Again, I and II are a complementary pair

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