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Nagashree PN

· started a discussion

· 1 Months ago

hello sir, (Question: 44142.3 )

your solutions are driving me crazy. check your solutions properly

Question:
DIRECTIONS: These questions are to be answered on the basis of the following information.


A five members research group is to be chosen from the mathematicians A, B, C and D and the physicists E, F, G and H. At least 3 mathematicians must be in the group. However,

(i) A refuses to work with D.

(ii) B refuses to work with E.

(iii) F refuses to work with G.

(iv) D refuses to work with F.

If H is chosen, which of the following must be true?

P : A must be chosen

Q : B must be chosen

R : G must be chosen

Options:
A) P only
B) Q only
C) R only
D) P, Q and R
E) None of these
Solution:

(1) If A is chosen, then the group is A B C F H or A B C G H

(2) If D is chosen, then the  group is B C D G H.

Knowledge Expert

· commented

· 1 Months ago

its correct....
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