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Krishna kumar sinah
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Krishna kumar sinah
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Qus-a sum of 500 Rs is in the form of denominations of 5 and 10 if the total numder of notes is 90 find the number of notes of each type solve- lets 5Rs notes =x 10 Rs notes =(90-x) Atoq 5¡Áx+10¡Á(90-x)=500 5x+900_10x=500 -5x=500-900 -5x=-400 5x=400
