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Question


Common multiples of 4, 5 and 11 are _________.


Options:
A .   220, 440 and 660
B .   220, 221 and 222
C .   210, 220 and 240
D .   200, 210 and 220
Answer: Option A
:
A

Common multiples of any given set of numbers will always be the multiples of the LCM of the numbers.
Now, LCM of 4, 5 and 11 can be found as follows.
Common Multiples Of 4, 5 And 11 Are _________.Hence, LCM = 2×2×5×11=220
The multiples of 220 are 440, 660, 880...
Hence, in the given options, the common multiples of 4, 5 and 11 are 220, 440 and 660.



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