Fred picked four numbers out of a hat. The average of the four numbers is 9. If three of the numbers are 5, 9 and 12, then what is the fourth number?man this 1 makes smy head hurt! well do your best ne1!

posted by apuya_soldier_ @ 11:58 AM

answer is 105+9+12+10=3636 divided by four is 9

its ten

mike, mike, mike...The fourth number is 10 because if u add up 5, 12, 9, it adds up to 36 & 36 divided by 4 ='s 9.Try me again!!!

I'll agree with Renegade on this one, the answer would be 10.Mr. R

BLAST! ya you guys are right its 10

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## 5 Comments:

answer is 10

5+9+12+10=36

36 divided by four is 9

its ten

mike, mike, mike...The fourth number is 10 because if u add up 5, 12, 9, it adds up to 36 & 36 divided by 4 ='s 9.

Try me again!!!

I'll agree with Renegade on this one, the answer would be 10.

Mr. R

BLAST! ya you guys are right its 10

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