Question

The cost of 2 pens, 3 note-books, and 4 books is Rs 260. The cost of 4 pens, 5 note-books, and 3 books is Rs 290. The cost of 3 pens, 2 note-books, and 5 books is Rs 320. Find the cost of 3 pens, 2 note-books and 4 books.
Use matrix method to solve

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Answer 1

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Answer 2

Answer:

250 rupees

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