SOLUTION: at a school event, adults are seated in groups of exactly 6 and children are seated in groups of exactly 20. ifthere are same number of adults as children, what is the minimum numb

Question 988258: at a school event, adults are seated in groups of exactly 6 and children are seated in groups of exactly 20. ifthere are same number of adults as children, what is the minimum number of adults attending.
Answer by vleith(2983) (Show Source): You can put this solution on YOUR website!
Find the least common multiple
to do this, find the prime factors in both 6 and 30
6 = 2*3
20 = 2*2*5
Now find the least common multiple
there are 2 twos in 20, and 1 two in 6. SO use the 2 twoa

With 6 adults in a group, you need 10 adult groups to make 60 people
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