A person carries Rs 165 in the form of currency notes of denominations Rs 5 Rs 10 amp Rs 20 in the r...........

Quantitative Aptitude (RRB NTPC) Ratio, Proportion

A person carries Rs. 165/- in the form of currency notes of denominations Rs. 5, Rs. 10 & Rs. 20 in the ratio of 3 : 2 : 1. What is the value of currency notes of Rs. 20 denomination?

Rs. 60

Rs. 100

Rs. 40

Rs. 80

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Explanation:

Given, the total number of notes of Rs. 5,
Rs. 10 & Rs. 20 are 3x, 2x and x respectively.
Now, 15x+20x+20x = Rs.165
55x=165
X=3
So, number of 20 rupee notes = 3
Value of currency notes = 3×20= Rs.60