Question

. A sum of Rs. 500 is in the form of denominations of Rs. 5 and Rs. 10. If the

total number of notes is 90, find the number of notes of each type​

Answer 1

5(90-y)+10y=500. y=50/5=10. Hence x=90–10=80. So ans is 80 notes of rs 5 and 10 notes of 10.

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