A number theory problem by Paola Ramírez
There is a sack full of potatoes. If potatoes are counted by , by , by or by always left over . The sack has more than potatoes and less than . How many potatoes have the sack?
The answer is 423.
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1 solution
l c m ( 4 , 5 , 6 , 7 ) = 4 2 0 , thus, when there are 423 potatoes, the remainder will be 3 when divided by 4, 5, 6, or 7.