If there 1 paise,10 paise and 1 rupee coins.in how many ways can a person 175 paise?

If there is one 1 rupee coin, 75 paise can be made up of 1 paise and 10 paise coins in 8 ways (Seven 10 paise coins and remaining 1 paise coins, six 10 paise coins and remaining 1 paise coins, ..., zero 10 paise coins and remaining 1 paise coins).
If there are no 1 rupee coins, 175 paise can be made up of 1 paise and 10 paise coins in 18 ways (Seventeen 10 paise coins and remaining 1 paise coins, sixteen 10 paise coins and remaining 1 paise coins, ...., zero 10 paise coins and remaining 1 paise coins).

So, total number of ways in which 175 paise can be formed is 8 + 18 = 26 ways

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