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Which of these is a prime number?
733
712
702
725

1 Answer

6 votes

Answer:

733

Explanation:

712 and 702 end in 2, so they're divisible by 2.

725 ends in 5, so it's divisible by 5.

733 is not divisible by 2.

7 + 3 + 3 = 13, so 733 is not divisible by 3.

It looks like 733 is the prime number.

User Ehud Grand
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