Question
Two trains running in a opposite directions crosses pole
in 84s and 57s respectively and they cross each other in 72s. Find the ratio of their speeds?Solution
- Three years ago, age of A was 10 years less than 1.2 times his current age. The ratio of age of B, 3 years later to the age of C, 1 year ago is 3:2. Find t...
At a family event, the present ages of Mira and Junaid are in the ratio of 2:5. Moreover, Imran is 7 years younger than Mira. Twelve years ago, Imran's ...
- After 6 years, the sum of the ages of 'Karan' and 'Amit' will be 70 years. Fifteen years ago, Karan was 12 years younger than Amit. What will be Amit’s a...
- The ratio of the ages of a teacher and a student is 5:2, respectively. If the difference between their ages is 18 years, then find the age of the student.
Six years ago, the ratio of ages of Alok and Ravi was 7:9, respectively. Eight years hence, the ratio of ages of Rohan and Ravi will be 5:6, respectivel...
 Present age of Vikrant is 40% less than the present age of Priya. Age of Vikrant 4 years ago was 50% the present age of Priya. Find the present averag...
Seven years ago, 'R' and 'C' had ages in a ratio of 4:3, respectively. After seventeen years, the ratio of 'C' and 'R's ages will be 9:10, respectively....
The present age of B is more than twice A’s present age by 4 years. The ratio of A’s age 6 years hence to B’s age 2 years hence will be 4:7. What ...
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 age of Sahil and his son is 7:2. If the difference of their ages 7 year ago was 25, then find the sum of ages of Sahil and his son 12 year...
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