Q10. A manufacturer produces three products x, y, z which he sells in two markets.
Annual sales are indicated below:
I 10,000 2,000 18,000
II 6,000 20,000 8,000
(a) If unit sale prices of x, y and z are ` 2.50, ` 1.50 and ` 1.00, respectively, find the total revenue in each market with the help of matrix algebra.