SOLUTION: Give the GCF of 105, 126, and 210. A. 21 B. 3 C. 7 D. 1

Algebra ->  Equations -> SOLUTION: Give the GCF of 105, 126, and 210. A. 21 B. 3 C. 7 D. 1       Log On


   

Question 288291: Give the GCF of 105, 126, and 210.
A. 21
B. 3
C. 7
D. 1
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
Give the GCF of 105, 126, and 210.
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105 = 5*21 = 5*3*7
126 = 2*63 = 2*3*3*7
210 = 3*70 = 3*7*2*5
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The Greatest Common Factor is 3*7 = 21
Cheers,
Stan H.
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A. 21
B. 3
C. 7
D. 1