There is a loss of 25% on selling an article for Rs 300, then what is the cost price of the article?

Annual salary of Varun is 7.68 lac. In a month if he spends 12000 on his children, 1/13th of rest on food and 8000 in  mutual funds from his monthly salary, then find the monthly saving he is left with.

The difference of two numbers is equal to 20% of the larger of the numbers. If the smaller number is 40, then find the larger number

If the price of petrol is reduced by 10%, by how much should a consumer increase the consumption of petrol so that his expenditure on petrol does not decrease?

0.15% of $$33{1\over 3}\%$$ of ₹ 10000 is :

Two students appeared for an examination. One of them secured 24 marks more than the other and his marks were 65% of the sum of their marks. The marks obtained by them are _____ .

A dishonest dealer sells the goods at 7% loss on cost price but uses 18% less weight. What is his percentage of profit? (Correct to 2 decimal places)

The number of girls in a class is 20% more than the number of boys. There are total 66 students in this class. If 4 more girls are admitted in the class, then the ratio of the number of boys and girls will be?