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Reasoning Aptitude

DATA SUFFICIENCY MCQs

Total Questions : 590 | Page 56 of 59 pages
Question 551. Question : What is the code for 'sky' in the code language ?
Statements :
I. In the code language, 'sky is clear' is written as 'de ra fa'.
II. In the same code language, 'make it clear' is written as 'de ga jo'.
  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
The only word common to I and II is 'clear' and as such, only the code for 'clear' can be ascertained from the given information.
Question 552. Question : How is X related to Y ?
Statements :
I. Y and Z are children of D who is wife of X.
II. R's sister X is married to Ys father.
  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 Y is the child of D who is wife of X i.e. X is Y's father.
From II, X is married to Y's father. This implies that X is Y's mother.
Question 553. Question : How is J related to P ?
Statements :
I. M is brother of P and T is sister of P.
II. P's mother is married to J's husband who has one son and two daughters.
  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
From II, we know that P's mother is married to J's husband, which means that J is P's mother.
Question 554. Question : How many children are there between P and Q in a row of children ?
Statements :
I. P is fifteenth from the left in the row.
II. Q is exactly in the middle and there are ten children towards his right.
  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 II, Q being in the middle, there are 10 children to his right as well as to his left. So, Q is 11th from the left. From I, P is 15th from the left.
Thus, from both I and II, we conclude that there are 3 children between P and Q.
Question 555. Question : How is T related to K?
Statements :
I. R's sister J has married T's brother L, who is the only son of his parents.
II. K is the only daughter of L and J.
  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 know that L is T's brother and J's husband. Since L is the only son of his parents, T is L's sister.
From II, we know that K is L's daughter.
Thus, from I and II, we conclude that T is the sister of K's father i.e. T is K's aunt.
Question 556. Question : Who is to the immediate right of P among five persons P, Q, R, S and T facing North ?
Statements :
I. R is third to the left of Q and P is second to the right of R.
II. Q is to the immediate left of T who is second to the right of P.
  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 have the order: R, -, P, Q.
From II, we have the order: P, Q, T.
Clearly, each one of the above two orders indicates that Q is to the immediate right of P.
Question 557. Question : B is the brother of A. How is A related to B ?
Statements :
I. A is the sister of C.
II. E is the husband of A.
  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
B is A's brother means A is either brother or sister of B. Now, each one of I and II individually indicates that A is a female, which means that A is B's sister.
Question 558. Question : How is X related to Y?
Statements :
I. Y says, "I have only one brother".
II. X says, "I have only one sister".
  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
The statements in I and II do not provide any clue regarding relation between X and Y.
Question 559. Question : On which date of the month was Anjali born in February 2004 ?
Statements :
I. Anjali was born on an even date of the month.
II. Anjali's birth date was a prime number.
  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 and II, we conclude that Anjali was born in February 2004 on a date which is an even prime number. Since the only even prime number is 2, so Anjali was born on 2nd February, 2004.
Question 560. Question : How is F related to P?
Statements :
I. P has two sisters M and N.
II. F's mother is sister of M's father.
  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 and II, we conclude that P is M's brother and so M's father is P's father. So, F is the child of the sister of P's father i.e. F's mother is P's aunt or F is P's cousin.

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