Tech Mahindra Papers: Sample Questions 24  25 of 42
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Question number: 24
» Aptitude
Short Answer Question▾
Write in Short
Among 12 persons 6 are in A, 4 are in B and 3 are in both. Find how many of them are in none.
Explanation
 There are total 12 persons.
 6 person are in A, 4 are in B and 3 are in both A and B.
 Calculating the number of person who are in either A or in B,


Numbers of person who are not in either A or in B are =
Question number: 25
» Aptitude
MCQ▾
Question
Numerator and denominator are in the ratio of 2: 3. If 6 is subtracted from the Numerator, thee result will be a fraction that has a value of the original fraction. Then what will be the numerator of original fraction?
Choices
Choice (4)  Response  

a.  9 

b.  4 

c.  18 

d.  27 

Answer
a.Explanation
 Let initially numerator and denominator be 2x and 3x respectively. If 6 is subtracted from the Numerator, the result will be a fraction that has a value 2/3 of the original fraction.
 After subtracting 6 from numerator, it will be
 Now result is, 2/3 times of the original fraction.
 Numerator of the original fraction will be 9.