Please click for Question 10 of Ex 12.2 and for Question 9.
Also, to view any chapter NCERT wise, visit http://teachoo.com/maths/ and Click on Serial Order Wise in the chapters.
Here is solutions of all questions of Chapter 12 Linear Programming, http://teachoo.com/subjects/cbse-maths/class-12th/ch12-12th-linear-programming/serial-order-wise/
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