SOLUTION: Thanks for any help you can give me. The digits 1, 2, and 5 can be scrambled to form three digit numbers. How many of these are prime numbers?

SOLUTION: Thanks for any help you can give me. The digits 1, 2, and 5 can be scrambled to form three digit numbers. How many of these are prime numbers?

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Question 131174: Thanks for any help you can give me.
The digits 1, 2, and 5 can be scrambled to form three digit numbers. How many of these are prime numbers?
Answer by edjones(8007) (Show Source): You can put this solution on YOUR website!
When 2 or 5 is at the end there are none.
251 and 521 are both prime.
.
Ed

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