Sail E0 Webinar

Reasoning Aptitude

DATA SUFFICIENCY MCQs

Total Questions : 590 | Page 52 of 59 pages
Question 511. Question : How many students in a class play football ?
Statements :
I. Only boys play football.
II. There are forty boys and thirty girls in the class.
  1.    I alone is sufficient while II alone is not sufficient
  2.    II alone is sufficient while I alone is not sufficient
  3.    Either I or II is sufficient
  4.    Neither I nor II is sufficient
  5.    Both I and II are sufficient
 Discuss Question
Answer: Option D. -> Neither I nor II is sufficient
It is not mentioned whether all the boys or a proportion of them play football.
Question 512. Question : Who is C's partner in a game of cards involving four players A, B, C and D ?
Statements :
I. D is sitting opposite to A.
II. B is sitting right of A and left of D.
  1.    I alone is sufficient while II alone is not sufficient
  2.    II alone is sufficient while I alone is not sufficient
  3.    Either I or II is sufficient
  4.    Neither I nor II is sufficient
  5.    Both I and II are sufficient
 Discuss Question
Answer: Option C. -> Either I or II is sufficient
Clearly, each of the given statements shows that B is sitting opposite to C or B is the partner of C.
Question 513. Question : Among T, V, B, E and C, who is the third from the top when arranged in the descending order of their weights ?
Statements :
I. B is heavier than T and C and is less heavier than V who is not the heaviest.
II. C is heavier than only T.
  1.    I alone is sufficient while II alone is not sufficient
  2.    II alone is sufficient while I alone is not sufficient
  3.    Either I or II is sufficient
  4.    Neither I nor II is sufficient
  5.    Both I and II are sufficient
 Discuss Question
Answer: Option A. -> I alone is sufficient while II alone is not sufficient
From I, we have: B > T, B > C, V > B. Thus, V is heavier than each one of B, T and C. But V is not the heaviest. So, E is the heaviest.
Thus, we have the order. E>V>B>T>C or E>V>B>C>T. Clearly, B is third from the top.
Question 514. Question : How is Sulekha related to Nandini ?
Statements :
I. Sulekha's husband is the only son of Nandini's mother.
II. Sulekha's brother and Nandini's husband are cousins.
  1.    I alone is sufficient while II alone is not sufficient
  2.    II alone is sufficient while I alone is not sufficient
  3.    Either I or II is sufficient
  4.    Neither I nor II is sufficient
  5.    Both I and II are sufficient
 Discuss Question
Answer: Option C. -> Either I or II is sufficient
From I, we conclude that Sulekha is the wife of Nandini's mother's only son i.e. Nandini's brother. Thus, Sulekha is Nandini's sister-in-law.
From II, we conclude that Sulekha is the cousin of Nandini's husband, which implies that Sulekha is Nandini's sister-in-law.
Question 515. Question : What is the code for 'or' in the code language?
Statements :
I. 'nik sa te' means 'right or wrong', 'ro da nik' means 'he is right' and 'fe te ro' means 'that is wrong'.
II. 'pa nik la' means 'that right man', 'sa ne pa' means 'this or that' and 'ne ka re' means 'tell this there'.
  1.    I alone is sufficient while II alone is not sufficient
  2.    II alone is sufficient while I alone is not sufficient
  3.    Either I or II is sufficient
  4.    Neither I nor II is sufficient
  5.    Both I and II are sufficient
 Discuss Question
Answer: Option C. -> Either I or II is sufficient
I. In 'right or wrong' and 'he is right', the common word is 'right' and the common code word is 'nik'. So 'nik' means 'right'. In 'right or wrong' and 'that is wrong', the common word is 'wrong' and the common code word is 'te'. So, 'te' means 'wrong'.
Thus, in 'right or wrong', 'sa' is the code for 'or'. II. In 'that right man' and 'this or that', the common word is 'that' and the common code word is 'pa'. So, 'pa' means 'that'. In 'this or that' and 'tell this there', the common word is 'this' and the common code word is 'ne'. So, 'ne' means 'this'. Thus, in 'this or that', 'sa' is the code for 'or'.
Question 516. Question : Can Ritesh retire from office X in January 2006, with full pension benefits ?
Statements :
I. Ritesh will complete 30 years of service in office X in April 2000 and desires to retire.
II. As per office X rules, an employee has to complete minimum 30 years of service and attain age of 60. Ritesh has 3 years to complete age of 60.
  1.    I alone is sufficient while II alone is not sufficient
  2.    II alone is sufficient while I alone is not sufficient
  3.    Either I or II is sufficient
  4.    Neither I nor II is sufficient
  5.    Both I and II are sufficient
 Discuss Question
Answer: Option E. -> Both I and II are sufficient
Clearly, the facts given in I and II contain two conditions to be fulfilled to get retirement and also indicate that Ritesh fulfills only one condition out of them.
Question 517. Question : Madan is elder than Kamal and Sharad is younger than Arvind. Who among them is the youngest ?
Statements :
I. Sharad is younger than Madan.
II. Arvind is younger than Kamal.
  1.    I alone is sufficient while II alone is not sufficient
  2.    II alone is sufficient while I alone is not sufficient
  3.    Either I or II is sufficient
  4.    Neither I nor II is sufficient
  5.    Both I and II are sufficient
 Discuss Question
Answer: Option B. -> II alone is sufficient while I alone is not sufficient
As given, we have: M > K, A > S.
From II, K > A. Thus, we have: M > K > A > S.
So, Sharad is the youngest. From I, M > S. Thus, we have: M>K>A>S or M>A>K>S or M>A>S>K.
Question 518. Question : On which date in August was Kapil born ?
Statements :
I. Kapil's mother remembers that Kapil was born before nineteenth but after fifteenth.
II. Kapil's brother remembers that Kapil was born before seventeenth but after twelfth.
  1.    I alone is sufficient while II alone is not sufficient
  2.    II alone is sufficient while I alone is not sufficient
  3.    Either I or II is sufficient
  4.    Neither I nor II is sufficient
  5.    Both I and II are sufficient
 Discuss Question
Answer: Option E. -> Both I and II are sufficient
From I, we conclude that Kapil was born on any one of the dates among 16th, 17th and 18th.
From II, we conclude that Kapil was born on any one of the dates among 13th, 14th, 15th and 16th.
Thus, from both I and II, we conclude that Kapil was born on 16th August.
Question 519. Question : What is Nitin's rank from the top in a class of forty students ?
Statements :
I. There are ten students between Nitin and Deepak.
II. Deepak is twentieth from the top.
  1.    I alone is sufficient while II alone is not sufficient
  2.    II alone is sufficient while I alone is not sufficient
  3.    Either I or II is sufficient
  4.    Neither I nor II is sufficient
  5.    Both I and II are sufficient
 Discuss Question
Answer: Option D. -> Neither I nor II is sufficient
Since there are ten students between Nitin and Deepak, so Nitin may be eleven ranks above or below Deepak. Thus, Nitin may be 9th or 31st from the top.
Question 520. Question : Which direction is Sunny facing now ?
Statements :
I. If Sunny turns to his right and again turns to his right, he will be facing North.
II. If Sunny walks some distance and turns left and again walks some distance, then his face will be towards left of Dinesh who is facing South.
  1.    I alone is sufficient while II alone is not sufficient
  2.    II alone is sufficient while I alone is not sufficient
  3.    Either I or II is sufficient
  4.    Neither I nor II is sufficient
  5.    Both I and II are sufficient
 Discuss Question
Answer: Option C. -> Either I or II is sufficient
From I, we conclude that Sunny is facing South, since a person facing South shall face North on turning to his right, twice.
From II, we know that after walking, Sunny shall face towards left of Dinesh facing South i.e. East and a person walking southwards shall face East on turning to 'his left.
Thus, Sunny is facing South.

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