1521 trees are planted in a garden in such a way that there are as many trees in each row as there are rows inthe garden. Find the number of rows and number of trees in each row.

7921 soldiers sat in an auditorium in such a way that there are as inany soldiers in a row as there are rows in the auditorium.how many rows are there in the Auditorium.

Cadets are marching in a parade. There are 5 cadets in each row. What is the rule for number of cadets, for a given number of rows? Use ‘n’ for the number of rows.

In a flower garden there are 23 plants in first row, 21 plants in second row, 19 plants in 3rd row and so on. If there are 10 rows in that garden, then find the total number of plants in the last row with the help of the formula t_(n) = a+(n-1)d

There are 4 copies (alike) each of 3 different books. Find the number of ways of arranging these 12 books in a shelf in single row.

10 men and 6 women are to seated in a row so that no two wowen sit together the number of ways they can ne seated is

10 men and 6 women are to be seated in a row so that all women sit together. The number of ways they can be seated, is

In a class there are 5 rows and each row is having 2 seats. Find the number of ways to arrange 7 boys such that the first place of each row must be filled

A book store has 'm' copies each of, 'n' different books. Find the number of ways of arranging the books in a shelf in a single row.

The number of ways in which 5 boys and 5 girls can be sit in a row so that all the girls sit together is

In a class there are 5 rows and each row is having 2 seats. Find the number of ways to arrange 7 boys such that atleast one person must be seated in 1^("st") row