Question
The ratio of age of ‘B’ after 6 years from now and
age of ‘C’ 4 years ago from now is 7:4, respectively. The present age of ‘C’ is 40% of the present age of ‘A’. If present age of ‘A’ is 50 years then find the present age of ‘B’.Solution
Present age of ‘C’ = 0.4 × 50 = 20 years 4 years ago from now, age of ‘C’ = 20 – 4 = 16 years 6 years hence from now, age of ‘B’ = 16 × (7/4) = 28 years Present age of ‘B’ = 28 – 6 = 22 years
Ratio of present ages of 'A' and 'B' is 5:3 respectively. Eight years later, the ratio of ages of 'B' and 'A' will be 7:9, respectively. Find the age of...
The ratio of ages of A and B, 2 years ago was 5:2. The sum of present ages of A, B and C is 64 years. If present age of C is equal to sum of present age...
- The average age of (x + 7) interns is 19 years. After adding a 41-year-old mentor, the average rises to 20 years. Find x% of 500.
A girl’s age is 135% of what it was 10 years ago, but 75% of what it will be after 10 years. What is her present age?
The ratio of the present ages of a son and his father 3:7 and that of his mother and father is 6:7. Four years ago, the ratio of the age of the son that...
- The mother is 6 years younger than the father and four times as old as the son. If the sum of their ages is 96 years, how many years later will the father ...
The ratio of the present ages of Ram and Ramesh is 3 : 5. After 7 years the ratio of their ages will be 4 : 5. Find the present age of Ramesh.
The combined current ages of Rajesh and Ramesh total 77 years. One year ago, the ratio of their ages was 7:8, with Rajesh being 7 parts and Ramesh bein...
In 5 years from now, the ratio of ages of P and Q will be 9:5. If age of P after 15 years is 150% more than age of Q 10 years ago, find the difference b...
In a classroom there are 13 boys and 11 girls. Average age of each boy and each girl is 23 years and 17 years respectively. The sum of ages of all the b...
Relevant for Exams:
