Question

The Sum of 500 is in the form of denomination of 5 and 10.if the total number of notes=90.find the number of each denomination​

Answer 1

Answer:

let, number of 5 rupee notes be x and number of 10 rupee notes be y.

given x+y=90.

and 5x+10y=500

by solving these two we get.

x=80 and y=10.

so number of 5 and 10 denominations are 80 and 10 respectively.

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