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 General Aptitude
 Age Problems
1.
The ratio between the present ages of P and Q is 6 : 7. If Q is 4 years old than P. What will be the ratio of the ages of P and Q after 4 years?
 A.3 : 4
 C.4 : 3
 E.None of these
 B.3 : 5
 D.Data inadequate
 Answer & Explanation
 Report
Answer : [E]
Explanation :
Explanation :
Let P's age and Q's age be 6x years and 7x years respectively  






2.
The Average age of a class of 22 students in 21 years. The average increases by 1 when the teacher’s age also included. What is the age of the teacher?
 A.44
 C.41
 B.43
 D.40
 Answer & Explanation
 Report
Answer : [A]
Explanation :
Explanation :








3.
At present, the ratio between the ages of Arun and Deepak is 4 : 3. After 6 years, Arun’s age will be 26 years. What is the age of Deepak at present?
 A.12 years

C.
19 1 years 2
 B.15 years
 D.21 years
 Answer & Explanation
 Report
Answer : [B]
Explanation :
Explanation :
Let the present ages of Arun and Deepak be 4x years and 3x years respectively. Then,  








4.
A father is twice as old as his son. 20 years ago, the age of the father was 12 times the age of the son. The present age of the father (in years) is
 A.44
 C.22
 B.32
 D.45
 Answer & Explanation
 Report
Answer : [A]
Explanation :
Explanation :
Let son's age = x. Then father's age = 2x  








5.
Ten years ago, Kumar was thrice as old as Selva was but 10 years hence, he will be only twice as old. Find Kumar’s present age.
 A.60 years
 C.70 years
 B.80 years
 D.76 years
 Answer & Explanation
 Report
Answer : [C]
Explanation :
Explanation :
Let Kumar’s present age be x years and Selva’s present age be y years.  
Then, according to the first condition,  


Now. Kumar's age after 10 years = (x + 10) years  
Selva's age after 10 years = (y + 10)  


Solving (1) and (2), we get x = 70 and y = 30  

