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- Among 1080 students in an institute, the ratio of boys to girls is 6:3. If 10% of boys and 20% of girls failed their exams, calculate the number of failed ...
- If the telephone bill is paid in advance, a 5% discount is given. A customer mistakenly received only 3% discount and had to pay Rs. 10 more. What is the b...
What is the equivalent single discount percentage for two successive discounts of 20% and 10%?
Kumar spent 20% of his monthly salary on rent, 40% of his remaining salary on food and clothes, and saved the rest. If he saved Rs. 9,600 and the amount...
During a test, Rahul managed to get 38% and missed the cutoff by 16 marks, while Sneha got 45% and scored 5 marks above the passing marks. What was the ...
Z spends 60% of his salary and saves the remaining. After his salary is increased by 30%, he saves 55% of the increased amount besides the amount he use...
A spent 36% and 25% of his monthly salary on food and rent, respectively. Of the remaining amount, he gave 15% and 10% to his mother and brother, respec...
A candidate who gets 22% marks fails by 10 marks but another candidate who gets 40% marks gets 14% more than the passing marks. Find the maximum marks.
The monthly incomes of 'A' and 'B' are in the ratio of 3:4, respectively. Both 'A' and 'B' have identical monthly expenditures, while their monthly savi...
- In a local body election, 10% of the total votes were invalid. Candidate 'M' received 52% of the valid votes. If the other candidate 'N' got 21,120 valid v...