asked 191k views
5 votes
What number between 30 and 40 has only one and itself as factors?

A) 31
B) 33
C) 35
D) 39

1 Answer

1 vote
The numbers between 30 and 40 whose only factors are one and themselves, also called prime numbers, are 31 and 37. Prime numbers are useful in generating numerical passwords or codes that are difficult to crack. so A) is the answer


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User David Laberge
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