Question

A purse contain ru 5000 in notes of denomination of ru 100 and ru 500. If the total number of notes is 30 ru find the number of notes of each denomination

Answer 1

Answer:

25 100 rupees note and 5 500 rupees note

Step-by-step explanation:

Let 100 rupees note be x

Let 500 rupees note be y

Equations

100x + 500y = 5000

X + y = 30

X=30-y

100(30-y) + 500y = 5000

3000 -100y +500y = 5000

400y = 2000

Y=5

X= 30-y = 25