SOLUTION: Which of the following is/true?
A.The prime factors of 20 are 4 and 5.
B.The HCF of 12 and 20 is 2.
C.The LCM of 2,10 and 14 is 70.
Algebra.Com
Question 75468: Which of the following is/true?
A.The prime factors of 20 are 4 and 5.
B.The HCF of 12 and 20 is 2.
C.The LCM of 2,10 and 14 is 70.
Answer by checkley75(3666) (Show Source): You can put this solution on YOUR website!
A. NOT TRUE. 1,2,4,5,10 &20 ARE ALL FACTORS OF 20.
B. NOT TRUE. 4 IS THE HCF OF 12 & 20 [4*3 & 4*5]
C. YES. 2,2*5,2*7 2*5*7=70
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