The sale (in Rupees) of these
varieties of rice by both the farmers in the month of September and October are given
by the following matrices A and B (i)
Find the combined sales in September and October for each farmer in each
variety (ii)
Find the decrease in sales from September to October (iii)
If both farmers receive 2%  profit on gross sales, compute the profit for each
farmer and for each variety sold in October