SOLUTION: Alex was asked to find the GCF of 45 and 75. He gave the answer as 5. Was he correct or incorrect? Why?

SOLUTION: Alex was asked to find the GCF of 45 and 75. He gave the answer as 5. Was he correct or incorrect? Why?

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Question 235953: Alex was asked to find the GCF of 45 and 75. He gave the answer as 5. Was he correct or incorrect? Why?
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
He's not correct, it's 15.
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