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In a school, 60% of the students pass and 30 fail. The number of students appearing from another school is 25 more and 20 more students pass than the fo...
A company’s revenue increased by 20% in the first year and by 10% in the second year. If the revenue at the beginning of the first year was ₹1,00,00...
A spent 30% and 26% of his monthly salary on food and rent, respectively. Of the remaining amount, he gave 20% and 40% to his mother and brother, respec...
There are 108 girls in a class who can read. If 40% of students in the class are girls, out of which 75% can read, then find the number of students in t...
In 2020, the expenditure of person 'P' on food, travelling, and other expenses follows the ratio 7:10:5. In 2021, the expenditure...
Pankaj gives 15% of her salary to his wife, 5% of the remaining amount to his children and 20% of the remaining to his parents. If Pankaj is left with R...
After decreases in petrol prices by 20%, a person is able to buy 3 litre more petrol for Rs. 540. Find the original and increased price of petrol per li...
A gets 36% of the full marks in an exam and fails by 90 marks. B gets 39% of the full marks in the same exam and he also fails by 75 marks. What is the ...
A company manufactures two products, A and B, with production costs of 150 and 200, respectively. To meet market demand, the company raises the price of...
The ratio of the number of people in A and B Companies is 4:5. 70% and 72% of people in A and B Companies passed the interview, r...