41.  (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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42.  (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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43.  (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 true about F ?

Brother of B
Sister of B
Daughter of C
Either sister or brother of B

```Answer

Answer: Option  A 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.
Both F and B are males and both are children of D. So, F is the brother of B. ```

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44.  (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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45.  (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 one of the married couples ?

AC
CD
DA
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.
AE and CD are are two couples. ```

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