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  • SSC SI CAPF Exam Quantitative Aptitude Study Material

Digitization help student to explore and study their academic courses online, as this gives them flexibility and scheduling their learning at their convenience. Kidsfront has prepared unique course material of Quantitative Aptitude Problem on Ages for SSC SI CAPF Exam student. This free online Quantitative Aptitude study material for SSC SI CAPF Exam will help students in learning and doing practice on Problem on Ages topic of SSC SI CAPF Exam Quantitative Aptitude. The study material on Problem on Ages, help SSC SI CAPF Exam Quantitative Aptitude students to learn every aspect of Problem on Ages and prepare themselves for exams by doing online test exercise for Problem on Ages, as their study progresses in class. Kidsfront provide unique pattern of learning Quantitative Aptitude with free online comprehensive study material and loads of SSC SI CAPF Exam Quantitative Aptitude Problem on Ages exercise prepared by the highly professionals team. Students can understand Problem on Ages concept easily and consolidate their learning by doing practice test on Problem on Ages regularly till they excel in Quantitative Aptitude Problem on Ages.


Problem on Ages
A man had 7 children. When their average age was 12 years, a child aged 6 died. The average age of remaing 6 children is

a) 13 years
b) 10 years
c) 11 years
d) 14 years



Answer
Solution
Correct Answer Is : 13 years
Solution Is : Average age of 7 children = 12 years.
Therefore, Excess of average age than the age of child died
= 12 - 6. = 6 years.
Therefore, Increase in ages of the remaining 6 children = 6/6 = 1 years
Therefore, ages of remaining 6 children = 12 + 1 = 13 years.
The average age of three boys is 15 yr. If their ages are in the ratio of 3 : 5 : 7, then the age of the youngest boy (in yr) is

a) 18
b) 21
c) 9
d) 15



Answer
Solution
Correct Answer Is : 9
Solution Is :
The average age of father and his son is 22 years. The ratio of their ages is 10 : 1 respectively. What is the age of the son ?

a) 24
b) 4
c) 40
d) 14



Answer
Solution
Correct Answer Is : 4
Solution Is : (2) Suppose the age of son is x years
Therefore, age of father=10x years
According to the question,
(10x+x)/2=22
⇒11x=44
∴x=44/11=4 years
Age of father = 10×4=40 years.
Veni is an year older than Smith. Smith is two years older than Salim. Raju is an year older than Salim. Who is the youngest of all ?

a) Raju
b) Salim
c) Veni
d) Smith



Answer
Solution
Correct Answer Is : Salim
Solution Is : (2). Suppose the age of salim is x years
Age of Raju = x+1 year
Age of Raju = x+2 year
Age of Raju = x+3 year,
Therefore, the salim is young for all.
The ratio of the ages of A and B at present is 3:1. Four years earlier the ratio was 4:1. The present age of A is

a) 48 years
b) 40 years
c) 36 years
d) 32 years



Answer
Solution
Correct Answer Is : 36 years
Solution Is : A`s present age = 3x years B`s present age = x years 4 years ago, 3x - 4 / x - 4 = 4/1 4x - 16 = 3x - 4 4x - 3x = 16 -4 x = 12 A`s present age 3x = 3 x 12 = 36 years
The present ages of three friends are in the proportions 6 : 7 : 8 . Five years ago, the sum of their ages was 48 years .Find out present ages in years?

a) 24,28,32
b) 18,21,24
c) 30,35,40
d) 12,14,16



Answer
Solution
Correct Answer Is : 18,21,24
Solution Is :
Three years ago, the average of a family of 5 members was 17 years. A baby having been born the average age of the family is the same day. The present age of the baby (in years) is

a) 2
b) 2.4
c) 3
d) 1.5



Answer
Solution
Correct Answer Is : 2
Solution Is : (1) Three years ago, Total age of the family = 17*5 =85 years Total age of five member family today = 85+15 = 100 years Total age of the family with child today= 17*6=102 years Age of baby = 102-100 =2 years
Shan is 55 years old, Sathian is 5 years junior to Shari and 6 years senior to Balan. The youngest brother of Balan is Devan and he is 7 years junior to him. So what is the age difference between Devan and Shah ?

a) 18 YRS
b) 15 yrs
c) 13 years
d) 7 years



Answer
Solution
Correct Answer Is : 18 YRS
Solution Is : Age of Sathian = 50 years
and age of Balan = 44 years
Age of Devan = 37 years
Reqd. difference = 55 - 37
= 18 years
I am three times as old as my son. 15 years hence, I will by twice as old as my son. The sum of our ages is

a) 48 years
b) 60 years
c) 64years
d) 72years



Answer
Solution
Correct Answer Is : 60 years
Solution Is : Let the son`s present age = x years.
Therefore Father`s present age = 3x years
After 15 years, 3x+ 15=2(x +15)
==>3x+ 15= 2x +30 ⇒x = 30 - 15 = 15
So Sum of their present ages =x+3x=4x
=4 × 15 = 60 years
At present, the ratio of the ages of Maya and Chhaya is 6:5 and fifteen years from now, the ratio will get changed to 9:8. Maya`s present age is

a) 21 years
b) 24 years
c) 30 years
d) 40 years



Answer
Solution
Correct Answer Is : 30 years
Solution Is : At present the ratio of ages of maya and chhaya is 6:5. After 15 years ,(6x+15)/(5x+15)= 9/8 ⇒48x+120 = 45x-135 ⇒3x=15. Therefore x=5. Hence the present age of maya is 6*5 =30
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