Multiple choice

Find the L.C.M of 20 and 60.

  1. 60

  2. 80

  3. 100

  4. 120
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

20 = 22 x 5 60 = 22 x 5 x 3 = 60 LCM = 22 x 5 x 3 = 60

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