3 years ago

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,_

Mathematics

1 answer:

Butoxors [25]3 years ago

7 0

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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