In ______, the difference between the height of the left sub tree and height of the right tree, for each node, is almost one
AVL – tree
Present average of age of A and B is (9x-15) years. Present average age of A, B and C is (6x+5) years. If present age of B is 20% less than the present ...
Average of present age of A and C is 29 years and C is 8 years younger than B. Ratio of present age of A to present age of B is 6:5. Find present age of B.
The ratio of the present ages of P and Q is 8:5 respectively. If the age of P 10 years hence from now will be 100% more than the age of Q 4 years ago fr...
4 years ago, Amandeep's age was 1.5 times that of Amanpreet. 4 years from now, the age difference between Amandeep and Amanpreet will be 20 years. What ...
Present ages of 'A' and 'B' are in the ratio 3:5, respectively. If B's age, 14 years hence from now will be 3 times of A's age, 16 years ago from now, t...
Present average age of 4 friends: ‘A’, ‘B’, ‘C’ and ‘D’ is 40 years. If their ages are in the arithmetic progression in the same order a...
A boy’s age is 140% of what it was 5 years ago, but 65% of what it will be after 10 years. What is his present age?
Ratio of present ages of P and Q is 2:5. After two years from now the ratio of ages of P and R will be 5:12. R is one year elder to Q. Find the present ...
The present age of A is 5/2 times to that of his marriage age. Present age of his brother is 1/5th of his present age. If A was married 36 years ago the...
There are four people P, Q, R and S. R and P are the oldest and youngest among them. Q is older than S. The present age of R is double the present age o...
