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anonymous
 one year ago
Help please???
Find the three arithmetic means between 7 and 21.
anonymous
 one year ago
Help please??? Find the three arithmetic means between 7 and 21.

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anonymous
 one year ago
Best ResponseYou've already chosen the best response.0what does that mean??

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0@petepw like what are the other three numbers in the sequence between 7 and 21

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0do you not have an idea of what the answer could be?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0no not really like I'm trying to finish up my school work really quickly because its the end of the year and I still have lots of other stuff to do and like this part was confusing to me.

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0The arithmetic mean of 7,21 (7 + 21)/2 28/2 14 Arithmetic mean of 7 and 14 (7 + 14)/2 21/2 10.5 Arithmetic mean of 14 and 21. (21 + 14)/2 35/2 17.5 So the three arithmetic means are 10.5,14 and 17.5

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0http://www.freemathhelp.com/arithmeticmean.html here is a website to help if you do not understand

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0Thank you so much <3
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