15. 

A prefers tea. So, from (iv), the industrialist and D prefer coffee. From (iii), B and the journalist prefer coffee. So, B is the industrialist and D is the journalist.
Now, A, C and advocate remain. Clearly, E is the advocate. The horticulturist is C's brother. It can be only A. C is a physicist.

A 
B 
C 
D 
E 
Profession 
Horticulturist 
Industrialist 
Physicist 
Journalist 
Advocate 
Preference 
Tea 
Coffee 
Tea 
Coffee 
Tea 

1. 
1 
A is the horticulturist 
2. 
3 
B is the industrialist 
3. 
5 
Clearly, A and C are the persons who like tea but are not advocates. 
4. 
4 
C is the physicist. 
5. 
5 
Since all the statements are required to analyse the given data, none of them is superfluous. 
69. 

(1) Choice: Jayarit likes Chocolates; Tanmay likes Bengali sweets. Namita does not like Dry fruits or Icecream. So, Namita likes Pastries. Asha does not like Icecream. So, she is fond of Dry fruits. Finally, Kamal likes Icecream.
(II) Date of Birth: The one who likes Pastries i.e., Namita is born in the middle of months given i.e. in March. Tanmay is born in next month after Namita i.e. in April. Jayant's birthday is in February.
Person 
Jayant 
Kamal 
Namita 
Asha 
Tanmay 
Choice 
Chocolates 
Icecream 
Pastries 
Dry fruits 
Bengali sweets 
Date of Birth 
February 
January/May 
March 
January/May 
April 

6. 
2 
The choice of Asha is Dry fruits 
7. 
5 
The correct combination of Jayant is February  Chocolates. 
8. 
1 
The choice of Kamal is Icecream. 
9. 
3 
Kamal was born in January or May. 
1013. 

R is an Airhostess, J is a Jeweller, V is a Lawyer, X is a Consultant. Now, R is a female, J is a male. V and X, being Lawyer and Consultant, are both males. P owns Scorpio and so is a male. Thus, only K and Q remain and since there are three ladies in the group, so k and Q are both females. Since P owns Scorpio, so P is a Professor. K is not a Doctor. So, k is a Travel Agent and owns Alto. Thus, Q is a Doctor and owns Esteem. Finally, V, the Lawyer, owns Lancer.
Person 
Sex 
Profession 
Car 
P 
Male 
Professor 
Scorpio 
K 
Female 
Travel Agent 
Alto 
R 
Female 
Airhostess 
Ikon 
Q 
Female 
Doctor 
Esteem 
J 
Male 
Jeweller 
Corolla 
V 
Male 
Lawyer 
Lancer 
X 
Male 
Consultant 
Santro 

10. 
3 
K, R and Q are the three ladies in the group. 
11. 
1 
Q owns Esteem car 
12. 
1 
V owns the car Lancer 
13. 
3 
K is a Travel Agent by profession 
1418. 

B has Ace of clubs, C has Queen of clubs and D has Jack of clubs. So, A has King of clubs. Now, A has Ace of spades, King of clubs and Queen of diamonds. So, A has Jack of hearts. C has King of spades and Queen of clubs. So, C has either Jack or Ace of Hearts. But A has Jack of hearts. So, C has Ace of hearts. Now, C has Ace of hearts, King of spades and Queen of clubs. So, C has Jack of diamonds. B has Ace of clubs and King of diamonds. So, B has either Jack or Queen of hearts. But A has Jack of hearts. So, B has Queen of hearts. Now, B has Ace of clubs, King of diamonds and Queen of hearts. So, B has Jack of spades. The remaining four cards are with R So, D has Ace of diamonds, Jack of clubs, King of hearts and Queen of spades.

Spades 
Diamonds 
Clubs 
Hearts 
Ace 
A 
D 
B 
C 
Jack 
B 
C 
D 
A 
King 
C 
B 
A 
D 
Queen 
D 
A 
C 
B 

14. 
4 
Ace of diamonds is with D. 
15. 
1 
Jack of hearts is with A. 
16. 
4 
Queen of Spades is with D. 
17. 
1 
C has Ace of hearts 
18. 
2 
D has King of hearts 
1922. 

E and A are on 1st and Illrd floors respectively. Now, E and A work in the same department; B and E work in the same department. So, B, E and A work in the same department, which is not Personnel. So, they must be on different floors. Thus, B works on the Ilnd floor. Since there are only 2 persons on each floor and that too of different departments, so at; the morat only 3 persons can be in the same department. Since D already works in Administration, so each of B, E and A works in Accounts.
Now, C and E work on 1st floor. D does not work on Ilnd floor. So, D works on Illrd floor along with A. Finally, B and F work on Ilnd floor.
On the 1st floor, C is a male. So, E is a female. Since E works in Accounts, so C works in either Administration or Personnel. On the Illrd floor, D is a female. So, A is a male. Now, B and F remain. Since E is a female working in Accounts and D is a female working in Administration, so the third female must be working in Personnel. Since B works in Accounts, so F is a female and B is a male.
Member 
A 
B 
C 
D 
E 
F 
Sex 
Male 
Male 
Male 
Female 
Female 
Female 
Floor 
III 
II 
I 
III 
I 
II 
Department 
Accounts 
Accounts 
Admn/Pers 
Admn. 
Accounts 
Personnel 

19. 
3 
D, E and F are female members 
20. 
3 
B and F work on the IInd floor 
21. 
4 
Since the department of C cannot be determined for sure, so the given data is inadequate. 
22. 
3 
F works in Personnel 