0
Anonymous
The LCM is: 75
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75
135 factors to [3 3 3 5] 25 factors to [5 5] Common factors are [5] LCM = 135 * 25 / 5 = 675
15=3*5 20=2^2*5 25=5^2 LCM=3*2^2*5^2=3*4*25=300
factor 12=2*2*3 20=2*2*5 25=5*5 LCM=2*2*3*5*5=300
150
The LCM is 125.