Question
If N has a brother, then how is M related to brother of
N? Answer the questions based on the information given below. Eight persons L, M, N, O, P, Q, R and S are in the family of three generations. No single person in the family is a parent. There are only three married couples in the family. M is the only brother of Q. L is the brother-in-law of M. R is the grandson of S, who is sister of P. M is the uncle of R. O is the father-in-law of N. Gender of P and N is different.Solution

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All Mathematics are Economics
Only a few Mathematics are Chemistry
No Chemistry is Physics
Conclusion:
I. ...
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Some pens are desks.
No desk is a chair.
Some chairs are tables.
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I. So...
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                          All zebra are kangaroo.
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Only boys are girls.
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Some teas are coffees.
Conclusions I. Some teas are milks.
II. Some coffees are milks.
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Some composers are lyrics.
Conclusions: I. Some songs are not lyric...
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Statements: Â
Only Delhi are Mumbai
Some Delhi are Kolkata
Only Kolkata are Chennai
Conclusion:
I. Some Mumbai a...
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No Monitor is Laptops
All Printers re Laptops
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I. All Laptops being Com...