05-11-2016
Mathematics

contestada

If the mean average number undies eight cards is 4.25 what is the number on the bottom card. 7,4,5,6,3,4,2,_

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bananaboy21 bananaboy21

05-11-2016

4.25×8=34 so the sum of the eight numbers is 34. now do 34-7-4-5-6-3-4-2=3. the number on the bottom card is 3

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