02 
=  
Thus, in October Ramkishan receives ` 100, ` 200 and ` 120 as profit in the
sale of  each variety of rice, respectively, and Grucharan Singh receives profit of ` 400,
` 200 and ` 200 in the sale of each variety of rice, respectively 3 4 5  Multiplication of matrices
Suppose Meera and Nadeem are two friends