If x = 7 and y = 2 then, what is the value of \(\frac{x^3 - y^3}{x^2 - y^2} - \frac{3xy}{x + y}\) ?
\(\frac{21}{10}\)
\(\frac{28}{9}\)
\(\frac{26}{9}\)
\(\frac{25}{9}\)
The expenditure and savings of a person are in ratio of 4:3. His savings increase by 1/5 of his income and income remains the same. What is the new ratio of his expenditure and savings?
The bar graph given below shows the expenditure of two companies L and M in different years.
Which of the following statement is correct?
I. The expenditure of company L in Y2 is 33.33 percent of the expenditure of M in year Y3.
II. The expenditure of company M in year Y5 is 100 percent of the expenditure of L in year Y4.