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N is a four-digit positive integer. Dividing N by 9, the remainder is 5. Dividing N by 7, the remainder is 3. Dividing N by 5, the remainder is 1. What is the smallest possible value of N?

 Oct 11, 2020
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N is a four-digit positive integer. Dividing N by 9, the remainder is 5. Dividing N by 7, the remainder is 3. Dividing N by 5, the remainder is 1. What is the smallest possible value of N?

 

The smallest 4-digit n =1256

 

1256 mod 9 =5

1256 mod 7 =3

1256 mod 5 =1

 Oct 11, 2020

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