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Find the smallest number which when doubled will be exactly divisible by 4, 10, 15
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Find the smallest number which when doubled will be exactly divisible by 4, 10, 15

User Havexz
by
9.1k points

2 Answers

1 vote
30
Let the number be x
So 2x is divisible by 4,10,15
Divisible means find the LCM of those three numbers which is 60
2x=60
Divide both sides by 2
x=30
User Keidi
by
8.7k points
4 votes
60
60:4=15
60:10= 6
60:15= 4
User Gary Holiday
by
8.4k points
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