A sum of ₹2300 is in the form of denominations of ₹50 and ₹20.if the total number of notes is 100, find the numerator of notes of each type
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Let there be X notes of Rs 10.
...
Total number of notes = 50.
.. Number of notes of Rs 20 = (50 - x)
Total sum of money = Rs 800
10x+ 20 (50-x) = 800
⇒ 10x+ 1000 - 20x = 800
⇒-10x=800 - 1000
⇒>10x=200
⇒x= 20
.. 50 - x = 50 - 20-30
So, there are 20 notes of Rs 10 and 30 notes of Rs
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