The cost of 4kg. potato, 3kg. wheat, 2kg. rice is Rs. 60. The cost of 1Kg. potato, 2kg. wheat and 3Kg rice is Rs 45.  the cost of 6kg. potato, 2kg wheat and 3kg rice is rs 70. Find the cost of each item per kg. by using elementary row transformations.

Hi,
Multiply 2 to the information
The cost of 1Kg. potato, 2kg. wheat and 3Kg rice is Rs 45
we have The cost of 2Kg. potato, 4kg wheat and 6Kg rice is Rs 90,
Now




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hmm
will
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