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

User Dan Klos
by
2.6k points

2 Answers

13 votes
13 votes
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 Johnathon Sullinger
by
3.3k points
24 votes
24 votes
60
60:4=15
60:10= 6
60:15= 4
User Ankur Alankar Biswal
by
3.2k points
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