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a 120 inch ribbon should be cut into three in such a way that the lengths are conseative even integers how long each ribbon? 

 Aug 10, 2016
 #1
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+5

n + 2+n + 4+n =120

3n + 6 =120

3n =120 - 6

3n=114

n=114/3

n=38

38+2=40

38+4=42

38 +40 +42 =120

 Aug 10, 2016
 #2
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2n + 4n + 6n = 120

              12n = 120   |:12

                  n = 10

 

20 + 40 + 60 = 120

 

laugh

 Aug 10, 2016
 #3
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I'd go with Guest #1 answer.    Omi67:   20 40 60 are not consecutive even integers !  

 Aug 10, 2016

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