three shopkeepers A,B,and C are using polythene,handmade bags and newspaper envelope as carry bags .It is found that the shopkeepers A,B and C are using(20,30,40),(30,40,20) and (40,20,30) polythene​,handmade bags and newspaper envelope respectively.the shopkeepers A,Band C spent Rs 250,Rs 270 and Rs 3000 on these carry bags respectively.Find the cost of each carry bag using matrices.

  • -2
What are you looking for?