Answer:
30
Explanation:
GCF(10,30) = 10
LCM(10,30) = ( 10 × 30) / 10
LCM(10,30) = 300 / 10
LCM(10,30) = 30
Multiples of 10 = 10,20,30
Multiples of 30= 30,60,90
The smallest one is 30
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