1. On selling 17 balls at Rs. 720, there is a loss equal to the cost price of 5 balls. The cost price of a ball is:
Answer: Rs. 60
Explanation:(C.P. of 17 balls) - (S.P. of 17 balls) = (C.P. of 5 balls)
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2. A man pointing to a photograph says, The lady in the photograph is my nephew's maternal grandmother. How is the lady in the photograph related to the man's sister who has no other sister?
Answer: Mother
Explanation:Clearly, the lady is the grandmother of man's sister's son.
i.e., the mother of the mother of man's sister's son.
=> The mother of man's sister.
So, the lady is man's mother.
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3. Pointing to a lady a person said, "The son of her only brother is the brother of my wife." How is the lady related to the person?
Answer: Sister of father-in-law
Explanation:Brother of person's wife ? brother-in-law of the person. Hence, the son of lady's brother is brother-in-law of the person.
Therefore, the brother of the lady is the father-in-law of the person. Hence, the lady is the sister of the person's father-in-law.
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4. Pointing to a photograph Anjali said, "He is the son of the only son of my grandfather." How is the man in the photograph related to Anjali?
Answer: Brother
Explanation:The man in the photograph is son of Anjali's grandfather's son i.e., the son of Anjali's father. Hence, the boy is the brother of Anjali.
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5. Pointing to a woman, Abhijit said, "Her granddaughter is the only daughter of my brother." How is the woman related to Abhijit?
Answer: Mother
Explanation:Daughter of Abhijit's brother ? niece of Abhijit. Thus the granddaughter of the woman is Abhijit's niece.
Hence, the woman is the mother of Abhijit.
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6. Pointing towards a man, a woman said, "His mother is the only daughter of my mother." How is the woman related to the man?
Answer: Mother
Explanation:Only daughter of my mother ? myself.
Hence, the woman is the mother of the man.
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7. Deepak said to Nitin, "That boy playing with the football is the younger of the two brothers of the daughter of my father's wife." How is the boy playing football related to Deepak?
Answer: Brother
Explanation:Father's wife ? mother.
Hence, the daughter of the mother means sister and sister's younger brother means brother.
So the boy is the brother of Deepak.
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8. Statements:
All cakes are ice-creams.
All ice-creams are toffees.
Conclusions:
I. All cakes are toffees.
II. All toffees are ice-creams.
Answer: Only conclusion (I) follows.
Explanation:Here is no explanation for this answer
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9. Statements:
All locks are keys.
No key is a spoon.
Conclusions:
I. No lock is a spoon
II. No spoon is a lock.
Answer: Both (I) and (II) follow.
Explanation:Here is no explanation for this answer
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10. Statements:
All books are pens.
All pens are boxes .
Conclusions.
I. All books are boxes.
II. All pens are books.
Answer: Only conclusion (I) follows.
Explanation:Here is no explanation for this answer
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