
Problem on Ages
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10 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
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?
32 years
36 years
40 years
48 years
Answer explanation
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The present ages of three persons in proportions 4 : 7 : 9. Eight years ago, the sum of their ages was 56. Find their present ages (in years).
8,20,28
16,28,36
20,35,45
None of these
Answer explanation
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The present age of a father is 3 times that of his son. Five years ago, the father was 4 times the age of the son. What is the present age of the son?
10 years
15 years
20 years
25 years
Answer explanation
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The average age of a family of 6 people is 22 years. If the youngest member (aged 7) is excluded, what is the new average age of the family?
23.8
24.8
25
26
Answer explanation
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The ages of A and B are in the ratio 6:5. If 5 years are added to each, the ratio becomes 7:6. What is A's present age?
30
35
40
45
Answer explanation
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Five years ago, a man was 7 times as old as his son. Five years hence, he will be 3 times as old. What is the present age of the son?
5
10
15
20
Answer explanation
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The ages of A and B are in the ratio 3:4. After 5 years, the ratio becomes 4:5. What is B’s present age?
20
24
28
32
Answer explanation
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