Question
In red-black tree, if the parent node is red, colour of
child nodes will be?Solution
Black
Two years ago the ratio of annual salary of three friends P, Q and R is 4 : 3 : 5. Every year since then the salary of P, Q and R increases by 10%, 12% ...
The ratio of males and females in a zoo is 4:5 respectively and the percentage of children among males and the percentage of children among females are ...
A sum of Rs.1000 is divided among P, Q and R such that P gets Rs.150 more than Q. Q gets Rs.110 more than R. How much does R receive?
The cost of a piece of diamond varies with the square of its weight. A diamond of Rs.6,084 value is cut into 3 pieces whose weights are in the ratio 3: ...
What is the fourth proportional to 5, 9, 25?
What number has to be added to each term of 2:5 to make the ratio 6:7?
The ratio of two numbers is 6:7. If each number is decreased by 4, the ratio becomes 5:6. Find the smaller numbers.
Monthly savings of ‘Q’ is 25% more than that of ‘P’ and is 48% less than monthly income of ‘P’. Monthly expenditure of ‘Q’ is Rs. 3450 a...
Ratio between two numbers is 4:7 and their difference is 39 . Find the sum of the given two numbers.
The ratio of the monthly salary of Supriya to that of Mohini is 3 : 5. Supriya and Mohini both save 30% and 42% respectively of their monthly salaries r...
