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A typing changes rs 145 for typing 10 En...

A typing changes rs 145 for typing 10 English and 1 Hindi page for typing 3 English and is Hindi pages are Rs 180. Using matrices, find the changes of typing 1 English and 1 Hindi pages separately. However, typing charged only Rs 2 per page from a poor students Shyam for 5 Hindi pages. How much less was charged from this poor boy? Which value are reflected in the problem ?

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