What is the sum of the greatest common factor and the lowest common multiple of 36 and 56?	Answers.
A) 512 B) 508 C) 451 D) 516 E) 451
Prime factorization of 36 = 2 x 2 x 3 x 3   Prime factorization of 56 = 2 x 2 x 2 x 7   GCF = 4   LCM = 504   Sum = 508   Ans: 508
<result>B</result>
What is the sum of the greatest common factor and the lowest common multiple of 36 and 56?