SOLUTION: the sum of 4 numbersis 726. the average of the first three numbers is 149. what is the forth number ?
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Question 1047816: the sum of 4 numbersis 726. the average of the first three numbers is 149. what is the forth number ?
Found 2 solutions by ikleyn, stanbon:
Answer by ikleyn(52854) (Show Source): You can put this solution on YOUR website!
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the sum of 4 numbersis 726. the average of the first three numbers is 149. what is the forth number ?
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It is 726 - 3*149.
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
the sum of 4 numbersis 726. the average of the first three numbers is 149. what is the forth number ?
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Sum of the 1st 3 numbers is 3*149 = 437
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4th number = sum of 4 numbers - sum of 3 numbers = 726-437 = 289
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Cheers,
Stan H.
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