Dialogue writing between two friends on importance of book reading.

Write two important uses of coke.

Write the two important minerals of fluorine.

The following graph shows the number of books read by Ashok in a week. Find the ratio of number of books read on Tuesday and Wednesday together to the total number of books, read.

There are (p + q) different books on different topics in Mathematics. (p ne q) If L = The number of ways in which these books are distributed between two students X and Y such that X gets p books and Y gets q books. M = The number of ways in which these books are distributed between two students X and Y such that one of them gets p books and another gets q books. N = The number of ways in which these books are divided into two groups of p books and q books then,