A cashier has ₹ 620 in the denominations of two-rupee notes, ten-rupee notes and fifty-rupee notes. The number of notes of each denomination is equal. What is the total number of notes that he/she…
Question and options
A cashier has ₹ 620 in the denominations of two-rupee notes, ten-rupee notes and fifty-rupee notes. The number of notes of each denomination is equal. What is the total number of notes that he/she has ?
- 25
- 35
- 12
- 30
Answer and explanation
Correct answer: D - 30
With n notes of each kind, n(2+10+50)=620, so 62n=620 and n=10. Total notes = 3 x 10 = 30.
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