Statements: All books are papers. Some papers are journals. All journals are articles. Conclusions: I. Some articles are papers. II. Some journals are books. MCQ with Answer and Explanation
Statements: All books are papers. Some papers are journals. All journals are articles. Conclusions: I. Some articles are papers. II. Some journals are books.
A. Neither follows
B. Only II follows
C. Both follow
D. Only I follows
Answer: Option D
Solution (By JKSSB Mock Tests)
Some papers journals + all journals articles → some papers are articles → some articles are papers. No definite books and journals.
In a certain code, '247' means 'spread red carpet', '256' means 'dust one carpet' and '234' means 'one red carpet'. Which digit in the code means 'dust'?
Explanation:
'carpet' common all =2. 'red' first and third =4. 'one' second and third =3. Remaining in second 5 or 6; 'dust' =5 or 6, from options D 6 if 5 is other.
Explanation:
Some books are pens and all pens are pencils → some books are pencils → some pencils are books. II does not follow as all books need not be pencils.
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