A Shopkeeper charges sales tax of x% upto Rs.2,000 and above it he charges y%. A customer pays total tax of Rs 320, when he purchases the goods worth Rs. 6,000 and he pay's the total tax of Rs. 680 for the goods worth Rs. 12,000. The value of (x-y) is:
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 the remaining students, 50% got distinction marks and 432 students passed the exam but could not get distinction marks. The total number of students in the school is:
An organic garment store wishes to move store online. They allocate Rs. 1,00,000 as capital for this initiative. After discussion with IT firm, they come up with an initial cost of development for Rs. 50,000, followed by 6 months additional support at 6% of the cost of developing the online store. What percentage of the initial capital the company saves from the website development activity?