The selling price of an article is Rs. 1920 and the discount given is 4%. The market price of the article is -

Study the following table carefully and answer the questions given below.

In which discipline was there a continuous increase in number of students over the given years?

A number which when divided by 10 leaves remainder of 9, when divided by 9 leaves a remainder of 8, and when divided by 8 leaves a remainder of 7, is: 

Find the area of the circle formed in an equilateral triangle of side 42 cm. Using (π=22/7)

If one number is 50 percent less than X and the other numbers are 20 percent less than X. What is the ratio of both the numbers?

Two partners invest 1,25,000 and 85,000 respectively in business and agree that 60 % of the profit should be divided equally between them and the remaining profit is it be treated as interest on capital. If one partner gets 300 more than the other, find the total profit made in the business. 

If the sum of first three natural numbers from a group of six consecutive natural numbers is 36, then the sum of last three natural numbers will be? 

Three numbers are in the ratio of 5: 6: 7. If the product of those numbers is 5670 then the largest number is-