Question

A sum of 500 is in the form of denominations of 5 and 10. If the total number of
notes is 90 find the number of notes of each denomination​

Answer 1

Answer:

let the five rupee note be x and 10 rupee note be 90-x

according to the question

x×5+(90-x )10=500

5x+900-10x =500

-5x=500-900

-5x = -400

5x =400

x= 400/5

x = 80

so the number of five rupee note =x= 80

10 rupees note =90-x=90-80=10

Answer 2

Answer:

answer is 10

Step-by-step explanation:

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