A sum of₹ 500 is in the form of denomina...

A sum of₹ 500 is in the form of denominations of ₹5 and ₹10. If the to tal number of notes is 90 find the num- ber of notes of each denomination: (Hint: Let the number of 5 rupee notes be 'x', then number of 10 rupee notes = 90 - x)

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