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Can the number 6n, n being a natural number, end with the digit 5? Give reason.

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Can the number 6n, n being a natural number, end with the digit 5? Give reason.

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Given number = 6n ; n ∈ N 

6n to be end in 5; it should be divisible by 5 

6n = (2 × 3)n

The prime factors of 6n are 2 and 3. 

It can’t end with the digit 5.

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