Question

25. A sum of 5 500 is in the form of denominations of 7 5 and 3 10. If the total number of notes is 90,
find the number of notes of each type​

Answer 1

Answer:

let the number of 5 rupees notes be x , then

the number of 10 rupees notes = 90-x

then ATQ

5x + 10(90-x)=500

5x+900-10x =500

5x =400

x =80

there are 80 notes of Rs 5 and 10 notes of Rs 10

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