Hydrogen peroxide is extensively used as a bleaching and oxidizing agent in the paper and pulp industry. Use of hydrogen peroxide helps to achieve a grade of brightness that is suitable for high-grade magazine papers, board, and tissue products.
The ratio of two numbers is 9: 5. If 8 is added to the larger number and 4 is subtracted from the smaller number, the greater number becomes twice the ...
What is the third proportional to the numbers 12 and 36?
In a college the ratio of boys and girls are in the ratio 7:9. 65% girls and 40% boys were absent. Find the girls present if the total number of student...
If D and E are the mid points of AB and AC respectively of ∆ ABC, then the ratio of the areas of ADE and BCED is ?
Mr Rohila left his entire property to his wife, daughter and son and the cook. His sons and daughter got half the estate, sharing in the ratio of 3:2. ...
If A: B = 2:3 and B: C = 3:4 find the value of (A+B): (B+C): (C+A).
Samir distributed 625 gifts among 4 children. The first part of the child is twice the portion of the other child, three times the size of the third chi...
Gagan and Magan have their monthly incomes in the ratio of 9:7 while their monthly expenditures are in the ratio of 6:5, if they have saved Rs. 23,400 a...
In a garden, the ratio of roses to tulips is 2:3. After planting 6 additional roses and 4 additional tulips, the ratio of roses to tulips changes to 3:4...
