Rashida went to a bank with Rs. 1,00,000. She asked the cashier to give her Rs. 100, Rs. 500
and Rs. 2,000 currency notes in return. The number of Rs. 2000 currency notes is thrice the
number of Rs. 500 notes. She got 85 currency notes in all. Find the number of each kind of
currency notes.
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Answer:
NUMBER OF 500 NOTES = 15
NUMBER OF 2000 NOTES = 45
NUMBER OF 100 NOTES = 25
Step-by-step explanation:
Let the number of 500 notes be X.
number of 2000 notes 3X.
X + 3X + Y = 85 => 4X +Y= 85
2000*3X + 500*X + 100*Y = 100000
6500X + 100Y = 100000
65X + Y = 1000
4X + Y= 85
61X = 915
X = 15
NUMBER OF 500 NOTES = 15
NUMBER OF 2000 NOTES = 45
NUMBER OF 100 NOTES = 25
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