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Data Sufficiency - General Inteligence & Reasoning MCQ Questions and Answers

Learn Data Sufficiency mcq questions and answers with easy and logical explanations - Data Sufficiency is part of competitive reasoning mcq questions. Page-5 section-1

41
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.
Discuss
Answer & Solution
Answer: Option D
Solution:
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.
42
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.
Discuss
Answer & Solution
Answer: Option C
Solution:
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.
43
Question : T studies in which of the schools B, C, D, E and F ?

Statements :
I. T does not study in the same school as either R or J.
II. R and J study in schools D and F respectively.
Discuss
Answer & Solution
Answer: Option D
Solution:
As given in I and II, R studies in school D and J studies in school F. So, T does not study in school D or school F. Thus, T studies in any one of the schools B, C or E.
44
Question : How is Divya related to Shaloo ?

Statements :
I. Divya's mother is sister of Shaloo's father.
II. Shaloo is the daughter of Divya's grandfather's only child.
Discuss
Answer & Solution
Answer: Option C
Solution:
From I, we conclude that Divya's mother is Shaloo's aunt or Divya is Shaloo's cousin.
Now, Divya's grandfather's only child is Divya's parent. So, from II, we conclude that Shaloo and Divya are daughters of the same parents i.e. Divya is Shaloo's sister.
45
Question : How many New Year's greeting cards were sold this year in your shop ?

Statements :
I. Last year 2935 cards were sold.
II. The number of cards sold this year was 1.2 times that of last year.
Discuss
Answer & Solution
Answer: Option E
Solution:
From both I and II, we find that the number of cards sold this year = (2935 x 1.2) = 3522.
46
Question : On which day in April is Gautam's birthday?

Statements :
I. Gautam was born exactly 28 years after his mother was born.
II. His mother will be 55 years 4 months and 5 days on August 18 this year.
Discuss
Answer & Solution
Answer: Option E
Solution:
Clearly, the birthday of Gautam's mother can be found out from II and then Gautam's birthday can be determined using the fact given in I.
47
Question : What is the code for 'is' in the code language ?

Statements :
I. In the code language, 'shi tu ke' means 'pen is blue'.
II. In the same code language, 'ke si re' means 'this is wonderful'.
Discuss
Answer & Solution
Answer: Option E
Solution:
In I and II, the common word is 'is' and the common code word is 'ke'. So, 'ke' is the code for 'is'.
48
Question : Among A, B, C, D and E, who is in the middle while standing in a row ?

Statements :
I. C, who is third to the left of D, is to the immediate right of A and second to the left of E.
II. C is second to the left of E, who is not at any of the ends and who is third to the right of A. D is at one of the ends.
Discuss
Answer & Solution
Answer: Option C
Solution:
From each one of I and II, we get the order : A, C, B, E, D. Clearly, B is in the middle.
49
Question : Among A, B, C, D, E and F, who is the heaviest ?

Statements :
I. A and D are heavier than B, E and F but none of them is the heaviest.
II. A is heavier than D but lighter than C.
Discuss
Answer & Solution
Answer: Option A
Solution:
From I, we conclude that since none of A and D is the heaviest and each one of B, E and F is lighter than both A and D, so C is the heaviest.
50
Question : How is 'No' coded in the code language ?

Statements :
I. 'Ne Pa Sic Lo' means 'But No None And' and 'Pa Lo Le Ne' means 'If None And But'.
II. 'Le Se Ne Sic' means 'If No None Will' and 'Le Pi Se Be' means 'Not None If All'.
Discuss
Answer & Solution
Answer: Option A
Solution:
In the two statements given in I, the common words are 'But', 'None', 'And' and the common code words are 'Ne', 'Pa', ,'Lo'. So, 'Ne', 'Pa' and 'Lo' are codes for 'But', 'None' and 'And'. Thus, in the first statement, 'Sic' is the code for 'No'.