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Six years ago, the age ratio of A to B was 5:6. In nine years, their age ratio will become 8:9. Determine the difference between their current ages.
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...
A is younger than B by 4 years. If the ratio of A and B ages is 9:10 respectively, then find the age of A.
Present age of ‘D’ is 45% more than that of ‘E’. 9 years ago, ‘D’ was 1.75 times as old as ‘E’. Find the present age of ‘E’.
...Present ages of Ram and Raj are in the ratio 6:7, respectively. The ratio of their ages after 12 years will be 9:10. The difference between the ages of ...
Eight years ago, the ratio of Raman's age to Chaman's age was 4:5. Twelve years from now, this ratio will change to 13:15. Calculate the current average...
The edge length of a regular tetrahedron is 10 cm. What is its volume?
The ratio of the present ages of P and Q is 7:5 respectively. If the age of P 10 years hence from now will be 100% more than the age of Q 4 years ago fr...
Currently, the average age of Sam, Sarah, and Seth is 32 years, whereas the average age of Sam and Sarah is 36 years. Calculate the age of Sarah after e...
The current ages of Ashwin and Bhavin are in a 5:4 ratio. Ashwin's current age is 25% greater than Bhavin's. If the current average age of Ashwin, Bhavi...
