How long does a boiled egg last?

[ahlam1399]

http://img-s-msn-com.akamaized.net/tenant/amp/entityid/AAzb8BE.img?h=100&w=100&m=6&q=60&o=f&l=fIf you find yourself with a few boiled eggs left over from breakfast, it's a good idea to use them up as soon as you can. But how long do hard-boiled eggs really stay tough?

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