Quant : QUIZ

1.The ratio of the ages of Maala and Kala is 4 : 3. The total of their ages is 2.8 decades. The proportion of their ages after 0.8 decades will be [1 Decade = 10 years]
A) 4:3
B) 12:11
C) 7:4
D) 6:5


2.In 10 years, A will be twice as old as B was 10 years ago. If A is now 9 years older than B, the present age of B is :
A) 19
B) 29
C) 39
D) 49

3.Sivagami is 2 years elder than Meena. After 6 years the total of their ages will be 7 times of their current age. Then age of Sivagami is :
A) 19 years
B) 17 years
C) 15 years
D) data inadequate

4. Proportion of Yuvaraj’s age to Ganguly’s age is 4:3. Yuvaraj willl be 26 years old after 6 years. What is the age of Ganguly now ?
A) 17 years
B) 15 years
C) 19 years
D) 12 years

5.A person's present age is two-fifth of the age of his mother. After 8 years, he will be one-half of the age of his mother. How old is the mother at present?
A) 36
B) 38
C) 40
D) 42

6.If Raj was one-third as old as Rahim 5 years back and Raj is 17 years old now, How old is Rahim now?
A) 40
B) 41
C) 36
D) 48

7.A man’s current age is (2/5) of the age of his father. After 8 years, he will be (1/2) of the age of his father. What is the age of father at now ?
A) 50
B) 40
C) 33
D) 30

8.The total age of A and B is 12 years more than the total age of B and C. C is how many years younger than A ?
A) 12
B) 13
C) 14
D) 15

9.A man is 24 years older than his son. In two years, his age will be twice the age of his son. The present age of his son is
A) 20
B) 21
C) 22
D) 23

10.A father said his son , " I was as old as you are at present at the time of your birth. " If the father age is 38 now, the son age 5 years back was :
A) 14
B) 19
C) 33
D) 38

Answers 
1.D
2.C
3.D
4.B
5.C
Let the mother's present age be X years
Then,the person's present age = 2/5*x years
therefore, 2/5*X+8 = 1/2*(X+8)
X = 40

6.B

7.B
let, Father's current age is A years
then, Man's current agr = (2/5)A years
therefore (2/5)A+8 = (1/2)(A+8)
A= 40

8.A

9.C
10.A
let the son's present age be X years. Then (38-X)= x
x = 19
son's age 5years back = (19-5)= 14 YEARS


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