Question
Which traversal method visits the root node first in
trees?Solution
Preorder traversal visits root, then left subtree, then right subtree.
The ratio of the incomes of Vineet and Vidya is 10:7 respectively. Vineet saves 30% of his income while Vidya saves 20% of his income. The sum of their ...
The sum of three numbers is 184. If the ratio of the first to the second is 3:4 and that of second to the third is 8:9 then the second number is?
Monthly savings of ‘Q’ is 20% more than that of ‘P’ and is 44% less than monthly income of ‘P’. Monthly expenditure of ‘Q’ is Rs. 4760 a...
If x runs are second by Rohit, y runs by Shreyas and z runs by Virat, then x : y = y : z = 4 : 3. If total number of runs scored by Rohit, Shreyas and V...
Two numbers are respectively 20% and 10% more than a third number. Find the ratio of two numbers.
In a class of 240 students, 20% decided to leave. From those who stayed, the ratio of boys to girls is 11:13. How many girls are currently in the class?
A stone worth Rs.5000 drops and breaks with weight in the ratio 1:3:6. The price of stone is directly proportional to square of its weight. Find the tot...
- The mean proportional of 10 and 40 is _____.
The ratio of males to females appearing for an exam in Ranchi is 13:24. It is known that 20% of the males and 25% of the females cleared the exam. If th...
The ratio of the incomes of Vineet and Vidya is 12:5 respectively. Vineet saves 25% of his income while Vidya saves 20% of his income. The sum of their...
