Question

What is th L.C.M of (20,10,30,15)

Answer 1

Step-by-step explanation:

30 is the L. C. M

because 30 is the greatest number

Answer 2

Answer:

60

Step-by-step explanation:

2) 20, 10, 30, 15

3) 10, 5, 15, 15

5) 10, 5, 5, 5

   2, 1, 1, 1

Hence, LCM (by method of division) = 2*3*5*2 = 60 (Ans)

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