If the purchase price of an article is equal to 80 percent of its selling price then there will be profit.

The price of milk is increased by 25%, by what percentage should a housewife reduce the use of milk in her house so that there is no increase in her monthly expenditure?

If the length of a rectangle is increased by 10% and the area is unchanged, then how much percent does the breadth decrease?

35 percent of a number is 1249.5. What is 78 percent of that number?

B is 10% more than A. C is 20% less than A. B is what percentage more than C?

In an examination 60% of the students passed in English and 70% in Mathematics, if 20% of the students failed in both the subjects and 2500 students passed in both the subjects, then what is the total number of candidates?

If the length of a rectangle is increased by 20% and its breadth is decreased by 20%, its area:

The price of diesel increases by 5% every year. If the current price of diesel is ₹80 per litre, then what will be the price of diesel per litre after 2 years?