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**Animesh****Guest**

'n' is a positive integer such that (n/810) =

0.d25d25d25 .......... where 'd' is a single digit . Find n

**alter ego****Member**- Registered: 2012-03-30
- Posts: 19

Hi Animesh,

Write 1000n/810 = d25.d25d25d.......

Subtracting gives 999n/810 = d25

This will greatly simplify and you'll find only one value of d is possible. The value of n follows easily from this

Alter

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