Direction: P, Q, R, S and T are students in a college. |
(i) P and Q study both Physics and Chemistry. |
(ii) R and S study both Chemistry and Mathematics. |
(iii) S and P study both Electronics and Chemistry. |
(iv) T and Q study both Mathematics and Electronics. |
A) R-T
B) Q-R
C) P-S
D) S-T
Correct Answer: A
Solution :
(20-22): According to the given information we have:Students | Subjects |
P | Physics, Chemistry, Electronics |
Q | Physics, Chemistry, Electronics, mathematics |
R | Chemistry, mathematics |
S | Chemistry, Mathematics, Electronics |
T | Mathematics, Electronics |
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