The numbers are respectively $$12\frac{1}{2}\% $$  and $$25\% $$ more than a third number. The as a percentage …

The percentage of metals in a mine of lead ore is 60%. Now the percentage of silver is $$\frac{3}{4}$$% of metals and th…

If x% of y is the same as $$\frac{4}{5}$$ of 80, then the value of xy is :

If a man receives on one-fourth of his capital 3% interest, on two third 5% and one the remaining 11%, the percentage in…

The length, breadth and height of a room are in ratio 3:2:1. If breadth and height are halved while the length is double…

In a college, 40% of the students were allotted group A, 75% of the remaining were given group B and the remaining 12 st…

The sum of two numbers is 520. If the bigger number is decreased by 4% and the smaller number is increased by 12% then t…

If the duty on an article is reduced by 40% of his present rate by how much percent must its consumption increase in or…