Answers

2015-08-25T16:58:06+08:00
The common multiple of 2,7 and 11 is 128. Lets take the sum of digit of 128 . 1 + 2 + 8 =11, therefore, the three digit number is 128.
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2015-08-31T13:52:55+08:00
The common multiple of 2,7 and 11 is 154.
To check if it correct, add the three digits
1+5+4=10
Therefore the answer is 154
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