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Sanchi has become India's first 'solar city' with a 3 MW solar plant, part of a project designed to reduce carbon dioxide emissions by 14,324 tonnes annually.
Four years ago, the ages of the father and his son were in the ratio 7:2. Four years hence, the ages of the father and his son will be in the ratio 9:4....
In a group of 10 members, two individuals are 20 and 30 years old. Excluding these two, the average age of the remaining members increases by 1 year. De...
The average age of three ladies is 30 years and their ages are in the ratio of 4: 6: 8. The age of the youngest lady is:
7 years ago, the ratio of the ages of A and B was 1:2 and after 7 years it will become 3:5. Find their present ages.
Twelve years ago, the average age of a family having four members (father, mother, son and daughter) is (y-2) years. The ratio between the present ages ...
Six years from now, P’s age will be 50% greater than his age two years ago. The current age ratio of P to Q is 6:7. How many ye...
The current age of Alex is four times that of Bob. 6 years from now, Alex's age will be three times the age of Charlie at that time. If Bob is 2 years y...
The present average age of ‘X’ and ‘Y’ is 16 years, present average age of ‘X’ and ‘Z’ is 56 years and present average age of ‘Y’ an...
The average of present ages of 'Anna', 'Bob', and 'Charlie' is 20 years. Three years ago, the average of ages of 'Bob', 'Charlie', and 'David' was 15 ye...
