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Because 45 is not a factor of 60.

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โˆ™ 2010-04-09 07:50:23
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Q: The factor tree for 60 has all of the factor tree for 15 and 30 but why not 45?
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The tree factor for 60 has all the factors of 15 and 30 why not 45?

15 and 30 are factors of 60. The factors of 60 include the factors of 15 and 30. 45 is not a factor of 60.


The factor tree for 60 has all of the factors in the factor trees for 15 and 30 but not 45 Explain why this is true?

Because 45 is not a factor of 60.


What are common factor of 15 and 30?

Since 15 is a factor of 30, all of its factors are common.


Why does the factor tree for sixty have all of the factors in the factor trees for fifteen and thirty but not forty-five?

Because 45 is not a factor of 60, whereas 15 and 30 are.


Is 30 a factor of 15?

No, 30 is a multiple of 15.


What is the greatest common factor of 15 and 30?

Since 15 is a factor of 30, it is automatically the GCF of 15 and 30.


What is the greatesa common factor of 15 and 30?

Since 15 is a factor of 30, it is automatically the GCF.


What is the greatest common factor of 15 and 30-?

Since 15 is a factor of 30, it is automatically the GCF.


Is 15 a factor?

It can be. 15 is a factor of 30 and others.


What is the greatest common factor of 15 30 and 50?

5 is the greatest solid factor of 15, 30 and 50.


What is the greatest common factor of 5 15 and 30?

The GCF of 5, 15, and 30 is 5. Since 5 is a factor of both 15 and 30, it must be the GCF.


What is the greatest factor of 15 and 30?

15


What is the same thing about the factor tree of 30?

The last branch of any factor tree of 30 will always be 2, 3 and 5 in some order.


Do all even numbers have only even numbers as factors?

No. 24 has 3 as a factor. 30 has 15 as a factor.


What is the greatest common factor of 15 24 and 30?

The greatest common factor of 15, 24, and 30 is 3


What is the greatest common factor of 30 75 and 90?

The greatest common factor of 30, 75, and 90 is 15


What is a number greater than 10 and a factor of 30?

15 is a number greater than 10 and a factor of 30.


What is the greatest common factor 15 and 30?

The greatest common factor of 15 and 30 is 15.


What is the greatest common factor of 15 30 45?

The GCF of 15, 30, and 45 is 15.


What is the greatest common factor of 15 30 and 90?

The GCF of 15, 30, and 90 is 15


What is the greatest common factor of 60 45 and 30?

The greatest common factor of 60, 45, 30 would be 15. This is because all these numbers easily divide by 15. 60/15=4 45/15=3 30/15=2 Although these numbers are also all divisible by 5, 15 is greater than 5 making it the greatest common factor


What pairs of numbers has a greatest common factor of 15?

15 and 15000 have a greatest common factor of 15


Is 15 a factor of 30?

Yes, 15x2=30


Greatest common factor of 15 and 30?

15


What is the common factor of 15 and 30?

The GCF is 15.

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