meow18
What is the greatest common factor (GCF) of 20 and 36?
A. 2
B. 4
C. 180
D. 720



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FoolForMath
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4.

becca18
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1
4

PhatDad
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it is 4

Harkirat
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2
20 = 4 x 5
36 = 4 x 9
so 4 is the right ans

mitosuki
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B