yarellymedrano1 yarellymedrano1

12-04-2017
Mathematics

contestada

102, 126, 118, 120, x; mean = 120?

Respuesta :

12-04-2017

mean is just the arithmetic average....sum of elements divided by the number of elements...

(102+126+118+120+x)/5=120

(466+x)/5=120

466+x=600

x=134

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