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105. 525 = 3 x 52 x 7 210 = 2 x 3 x 5 x 7 gcf = 3 x 5 x 7 = 105
Factors of 25: 1 5 25 and its prime factors are 52Factors of 105: 1 3 5 7 15 21 35 105 and its prime factors are 3 x 5 x 7 The GCF of 25 and 105 is 5 The LCM of 25 and 105 is 525, which is the multiple of the highest power of their prime factors (3 x 52 x 7).
x% x 127 = 105 x% = 105/127 x% ≈ 82.7%
The factor pairs of 105 are: 1 x 105 3 x 35 5 x 21 7 x 15
Let's represent the unknown number as x. The given information can be translated into the equation 13x = 105 + (105 - x). By solving this equation, we find x = 15. Therefore, the number is 15.