Three friends A, B, and C started a business, each investing Rs. 10,000. After 5 months A withdrew Rs. 3000, B withdrew Rs. 2000 and C invested Rs. 30...

In a school, 4% of the students did not appear for the annual exams. 10% of the students who appeared for the exams could not pass the exam. Out of th...

Saurabh spends 20% of his monthly income on the education of his children. He spends 30% of the remaining on convenience and clothes. Further, he spen...