Question

what is the LCM of 20 30 60 90
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Answer 1

Answer:

2to the power 2*3to the power 1,*5to the power 1 =60

Step-by-step explanation:

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Answer 2

Answer:

180

Step-by-step explanation:

20 = 2, 2, 5

30 = 2, 3, 5

60 = 2, 2, 3, 5

90 = 2, 3, 3, 5

Therefore,

LCM = 4×5×9

LCM = 180