Statements: All books are pens. Some pens are erasers. Conclusions: I. Some books are erasers. II. Some erasers are pens. MCQ with Answer and Explanation
Statements: All books are pens. Some pens are erasers. Conclusions: I. Some books are erasers. II. Some erasers are pens.
A. Either I or II follows
B. Only I follows
C. Neither I nor II follows
D. Only II follows
Answer: Option D
Solution (By JKSSB Mock Tests)
From All books are pens and Some pens are erasers, the some pens that are erasers may or may not include books. So I does not follow. II is the conversion of the second statement and follows.
A man walks 5 km towards South and then turns to the right. After walking 3 km he turns to the left and walks 5 km. Now in which direction is he from the starting place?
Explanation:
Starts South 5 km. Turns right (faces West) walks 3 km. Turns left (faces South) walks 5 km. Final position is 10 km South and 3 km West of start, i.e., South-West direction.
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