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The triple testcross (TTC) design, proposed by Kearsey and Jinks (1968) as an extension of design III.
The current age ratio of 'A' to 'B' is 5:7, and their combined age is 48 years. The age of 'A', after 'n' years, will equal the age of 'B' from 'n' year...
Present average age of 4 friends: ‘A’, ‘B’, ‘C’ and ‘D’ is 33 years. If their ages are in the arithmetic progression in the same order a...
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 present age of Surjeet and Rakesh are in the ratio of 4:5. After 8 years the ratio of their ages will be 6:7. What is 70% of the sum of their presen...
Four years ago, the age of the mother was 12 times the age of her daughter. Two years hence, the mother's age will be 4 times the daughter's age. After ...
A is younger than B by 5 years. If the ratio of A and B ages is 7:8 respectively, then find the age of A.
‘A’ is 4 years younger than ‘B’ and 6 years elder than ‘C’. If the present age of ‘B’ and ‘D’ is 28 years and 20 years, respectively...
When 15 years ago age of Dev was divided by 20, the present age of his granddaughter Swati is obtained. If Swati is 6 years younger than her sister Neha...
Sum of the present ages of A, B, C and D is 70 years. After 5 years ratio of their ages is 5:4:4:2. What is C’s present age?
Currently, Shweta and Rajni's ages are in the ratio of 5:4. Five years from now, the ages of Priya and Rajni will have a ratio of 7:5. Gautam is 10 year...
