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Question

A positive integer 'a'when divided by the smallest odd prime leaves a reminder ''r'which of the following cannot be 'r' ?

A} 0 B}1. C}2. D}3

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Solution

Option D 3
Smalles odd prime is 3
so 3 never gets as remainder

1 obtain as remainder on 4/3
2 obtains as remainder on 14/3
0 obtain as remainder when 6/3

But 3 never obtain ,

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