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COMEDK2016MathematicsBasics of Mathematics

The gcd of 1080 and 675 is

Options

  1. A125
  2. B225
  3. C135
  4. D145

Correct answer

C. 135

Step-by-step solution

1080=2³ 3³ 5 (prime factorization) 675=3³ 5² So, Greatest Common divisor =3³ 5=27 5=135

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