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Labour theory of value was propounded by Adam Smith and David Ricardo.
7 years ago from now, the ratio of ages of two siblings was 9:8, respectively. 5 years hence from now, the ratio of ages of the younger sibling and the ...
The present age of a mother is 4 times that of her daughter. After 12 years, the mother’s age will be 1 year more than twice the daughter’s age. Fin...
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?
Mahesh said to his son, “At the time of your birth” I was as old as you are at present. If the Mahesh’s age is 42 years now then what will be the ...
Eight years ago, the sum of the ages of Helen and Karen was 50 years. Eight years hence, the ratio of their ages will be 9:11. Find the current age of H...
There are three persons 'Amit', 'Bhuvan' and 'Cheetan' such that 7 times the present age of 'Amit' is equal to 9 times the present age of 'Bhuvan' while...
The total age of A, B and C seven years hence will be 90 years. Find the age of C six years hence, if the present age of A and B is 39 years and 25 year...
‘A’ is 8 years younger than ‘B’ and 7 years elder than ‘C’. If the present age of ‘B’ and ‘D’ is 20 years and 15 years, respectively...