A lady went to a bank with a cheque of 1,00,000 . she asked the cashier to give her ruppes 500 and ruppes 2000 currency notes in return . she got 125 currency notes in all . find the number of each kind of currency notes .
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Answer:
Let 500 currency to be = x
so,2000 currency note = 125-x
500x+2000(125-x)=100000
500x+250000-200x=100000
250000-100000=2000x-500x
15000x150000
x=15000/1500
x=100
Explanation:
we have 100 currency of rupee 500
so 125-100=25
so
500 currency =100
2000 currency =25