A sum of ₹500 is in the form of denomination ₹5 and ₹10 if the t – InterviewSolution

1.

A sum of ₹500 is in the form of denomination ₹5 and ₹10 if the total number notes is 90 fi d the number of notes each type?

Answer»

Answer:

let 5 NOTE be x

and 10 NOTES be y

5x+10y=500

x+2y=100

x+y=90

y=10

x=80

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