SOLUTION: 1. The LCM of two whole numbers is 20. find their 8th common multiple. 2. the 5th common multiple of two whole number is 1050. find the LCM.

Question 1062526: 1. The LCM of two whole numbers is 20. find their 8th common multiple.
2. the 5th common multiple of two whole number is 1050. find the LCM.
Found 2 solutions by ikleyn, josgarithmetic:
Answer by ikleyn(52803) (Show Source): You can put this solution on YOUR website!
.
Does somebody know what is "8th common multiple" ?

"5-th common multiple" ?

Never saw this in math texts.

Answer by josgarithmetic(39620) (Show Source): You can put this solution on YOUR website!
Doing only #1.

4 and 5 have product of 20.
, their Lowest and "first" multiple is 20.

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---------their eighth common multiple
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