Question 7. A positive integer when divided by the smallest odd prime, leaves a remainder r. Which of the following CANNOT be ? (a) 0 (b) 1 (c) 2 (d) 3
From byju's maths workbook..
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Solution
The smallest prime no is 2
But the smallest odd prime no. is 3.
Therefore we won't get the remainder as 3 when a positive integer is divided by 3, as it can be further divided. The correct option is (d) 3