In the upper parts of the stratosphere the temperatures are almost as higher as those near the earth's surface, which is due to the fact that the ultra violet radiation from the sun is absorbed by ozone in this region.
The current ages of A, B, and C are in the ratio of 4:5:6. Additionally, D's current age is 10 years more than the average age of A, B, and C. The total...
The ratio of age of ‘B’ after 6 years from now and age of ‘C’ 8 years ago from now is 7:4, respectively. The present age of ‘C’ is 30% of th...
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 ratio of ages of A, B and C is 2 : 4 : 5 and sum of their ages is 77. Find the ratio of A's age to B's age ten years hence.
The ratio of the present ages of P and Q is 8:7 respectively. If the age of P 10 years hence from now will be 100% more than the age of Q 4 years ago fr...
The present age of A is 7/5 times to that of his marriage age. Present age of his brother is 1/2nd of his present age. If A was married 20 years ago the...
Three years ago, the ratio of ages of Rohit and Mohan was 6:7, respectively. Five years hence, the ratio of ages of Soham and Mohan will be 3:4, respect...
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 th...
Rishav's current age is 25% more than Sourav's current age. In 8 years, the ratio of their ages will be 5:6. What will be Rishav's age 10 years from now?
The current ages of Shivani and Shilpa are in the ratio 7:5. Shipra's present age is 20% more than what Shilpa's age was five years ago. If the average ...