Question

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16.
What is the purchase price of Cellphone?
A Super-Bazar prices an item in rupees and paise so that when 4% sales tax is added, no
rounding is necessary because the result is exactly in 'n' rupees, where 'n' is a positive
integer. Find the smallest value of n'.
or loss pro​

Answer 1

Let initial amount be x

Final amount = Initial amount + tax

n=x+ 4/100 +x

n=x+ 104/100

x=n* 100/104= 25n/26  

​ ∴n must be a factor of 26(1,2,13,26) but x must be a nonrecurring decimal so smallest value of n can be 13.