SOLUTION: Please solve this question,
The average of 4 numbers is 10.5. if the average of 3 of them is 9. what is the 4th number ?
Regards
Raza
Algebra.Com
Question 1111795: Please solve this question,
The average of 4 numbers is 10.5. if the average of 3 of them is 9. what is the 4th number ?
Regards
Raza
Answer by josgarithmetic(39630) (Show Source): You can put this solution on YOUR website!
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