1.  Seven executives P, Q, R, S, T, U and W reach office in a particular sequence. U reaches immediately before P but does not immediately follow S. R is the last one to reach office. T follows immediately after P and is subsequently followed by W.
Who ranks fourth in the sequence of reaching office ?

W
U
T
Cannot be determined

```Answer

Answer: Option  D Explanation:Clearly, U is followed by P; P by T; T by W.
Now, U does not immediately follow S and R reaches last.
So, the order of reaching office is: S, Q, U, P, T, W, R.
P is fourth in the sequence. ```

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2.  (i) There is a family of six members A, B, C, D, E, and F.
(ii) There are two married couples in the family and the family members represent three generations.
(iii) Each member has a distinct choice of colour amongst green, yellow, black, red, white and pink.
(iv) No lady member likes either green or white.
(v) C, who likes black colour, is the daughter-in-law of E.
(vi) B is brother of F and son of D and likes pink.
(vii) A is grandmother of F and F does not like red.
(viii) The husband has a choice of green colour, his wife like yellow.
How many male members are there in the family ?

Two
Three
Four
Cannot be determined

```Answer

Answer: Option  C Explanation:B and F are children of D.
A is grandmother of F. So, B and F represent third generation.
Now, C is the daughter-in-law of E. So, A and E form a couple and represent first generation.
A, being grandmother, is a female and so E is a male.
C is the daughter-in-law of E and D is E's son. Thus, CD is the other couple and represents
seconds generation.
C likes black, B likes pink. Green and yellow are the preferences of a couple. So,
F likes white and D likes red.
Now, E likes white and so cannot be a lady. B is the son of D and hence a male.
There are four male members - E,  D, B, F ```

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3.  Six lectures A, B, C, D, E and F are to be organised in a span of seven day - from Sunday to Saturday, only one lecture on each day in accordance with the following :
(i) A should not be organised on Thursday.
(ii) C should be organised immediately after R.
(iii) There should be a gap of two days between E and D.
(iv) One day will be no lecture (Friday is not that day), just before that day D will be organised.
Which day will the lecture F be organised ?

Thursday
Friday
Saturday
Sunday

```Answer

Answer: Option  A Explanation:B is organised on Tuesday. Now D is followed by the day with no lecture. D cannot be organised on Friday
because then E will be on Tuesday (there is a gap of two days between D and E). It cannot be organised on
Thursday (because then, there will be no lecture on Friday). B cannot followed by D. So, D will be
organised or Sunday and E on Wednesday. No lecture will be organised on Monday. A cannot be organised
on Thursday. So, A will be organised on Saturday. F and C will be organised on Thursday and Friday
respectively.
table, td{ border: 1px solid black; }SundayMondayTuesdayWednesday
ThursdayFridaySaturdayDXBEFCA
F is organised on Thursday. ```

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4.  (i) There is a family of six members A, B, C, D, E, and F.
(ii) There are two married couples in the family and the family members represent three generations.
(iii) Each member has a distinct choice of colour amongst green, yellow, black, red, white and pink.
(iv) No lady member likes either green or white.
(v) C, who likes black colour, is the daughter-in-law of E.
(vi) B is brother of F and son of D and likes pink.
(vii) A is grandmother of F and F does not like red.
(viii) The husband has a choice of green colour, his wife like yellow.
Which of the following is the colour combination of one of the couples ?

Red - Yellow
Yellow - Red
Green - Black
Red - Black

```Answer

Answer: Option  D Explanation:B and F are children of D.
A is grandmother of F. So, B and F represent third generation.
Now, C is the daughter-in-law of E. So, A and E form a couple and represent first generation.
A, being grandmother, is a female and so E is a male.
C is the daughter-in-law of E and D is E's son. Thus, CD is the other couple and represents
seconds generation.
C likes black, B likes pink. Green and yellow are the preferences of a couple. So,
F likes white and D likes red.
Now, E likes white and so cannot be a lady. B is the son of D and hence a male.
D and C from a couple. D likes Red and C likes Black. ```

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5.  (i) There is a family of six members A, B, C, D, E, and F.
(ii) There are two married couples in the family and the family members represent three generations.
(iii) Each member has a distinct choice of colour amongst green, yellow, black, red, white and pink.
(iv) No lady member likes either green or white.
(v) C, who likes black colour, is the daughter-in-law of E.
(vi) B is brother of F and son of D and likes pink.
(vii) A is grandmother of F and F does not like red.
(viii) The husband has a choice of green colour, his wife like yellow.
Which of the following is the colour preference of A ?

Red
Yellow
Either Red or Yellow
Cannot be determined

```Answer

Answer: Option  B Explanation:B and F are children of D.
A is grandmother of F. So, B and F represent third generation.
Now, C is the daughter-in-law of E. So, A and E form a couple and represent first generation.
A, being grandmother, is a female and so E is a male.
C is the daughter-in-law of E and D is E's son. Thus, CD is the other couple and represents
seconds generation.
C likes black, B likes pink. Green and yellow are the preferences of a couple. So,
F likes white and D likes red.
Now, E likes white and so cannot be a lady. B is the son of D and hence a male.
A prefers yellow colour. ```

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