SOLUTION: The average of three numbers is 77 . The
first number and second number is 78 and 79 respectively. Find the third number
Algebra.Com
Question 751934: The average of three numbers is 77 . The
first number and second number is 78 and 79 respectively. Find the third number
Answer by Cromlix(4381) (Show Source): You can put this solution on YOUR website!
total of 3 numbers = 3 * 77 = 231
Total of known numbers = 78 + 79 = 157
231 - 157 = 74
Therefore 74 is the third number.
Hope this helps.
:-)
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