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Santa has 27 girl elves and 18 boy elves Santa needs them to stand in equal rows with the same amount of girls and boys in each row each row can only have boys or only girls what is the greatest common factor between the girl and boy rows

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Answer:

9

Step-by-step explanation:

To know the greatest common factor for the boys and girls row:

Obtain the greatest common factor of 27 and 18

Factors of :

27 : 1, 3, 9, 27

18 : 1, 2, 3, 6, 9, 18

Hence, the greatest factor common to both values (27 and 18) is 9

Hence, the greatest common factor between girls and boys row is 9

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